How to clone all repos at once from GitHub

Have you ever found yourself needing to download an entire organization’s repositories from GitHub? Manually cloning each repository is tedious and incredibly time-consuming, especially when dealing with a large number of repos. Fortunately, there are efficient ways to clone all repos at once from GitHub, saving you valuable time and effort. This guide provides a comprehensive overview of different methods, ranging from using the GitHub API to scripting solutions, ensuring you can choose the best approach for your specific needs. Whether you’re backing up your organization’s code, setting up a local development environment, or performing analysis across multiple projects, mastering this technique is an invaluable skill for any developer or DevOps engineer.

Understanding the Need to Clone Multiple Repositories

Cloning multiple repositories simultaneously is a common requirement in various development workflows. One frequent scenario is when a new team member joins an organization and needs to set up their local development environment. Instead of individually cloning each required repository, a script can automate the process, ensuring the developer has all the necessary codebases readily available. Another use case arises during disaster recovery or data backups. Regularly cloning all repositories provides a safeguard against data loss, ensuring a recent copy of the code is always accessible. Finally, organizations sometimes need to perform analysis across multiple projects. For example, security audits, code quality checks, or refactoring efforts often require access to the codebase of several repositories, making bulk cloning an essential step.

According to a study by GitHub, organizations with automated deployment processes experience a 27% reduction in deployment failures [^1^][https://resources.github.com/resource/2023-state-of-the-octoverse/]. By streamlining tasks like repository cloning, teams can focus on higher-value activities and improve overall development efficiency. Moreover, being able to quickly replicate an entire organization’s codebase can dramatically accelerate onboarding and troubleshooting processes. This efficiency gain translates into faster release cycles and increased responsiveness to business needs.

Consider a real-world example: a large e-commerce company wants to analyze the code dependencies across all their microservices repositories. Manually cloning each repository (potentially hundreds) would be impractical. Instead, they can use a script that leverages the GitHub API to fetch a list of repositories and then clone them in parallel. This allows them to conduct the analysis much faster and more efficiently. This is where understanding how to clone all repos at once from GitHub becomes extremely useful.

Methods for Cloning All Repositories

Several approaches can be used to clone all repos at once from GitHub. The best method depends on factors such as the number of repositories, your familiarity with scripting, and the level of automation required. Here are some of the most common techniques:

GitHub API and Scripting: This involves using the GitHub API to fetch a list of repositories and then using a script (e.g., Bash, Python) to clone each repository. This method offers great flexibility and control.
GitHub CLI: The GitHub Command Line Interface (CLI) provides a convenient way to interact with GitHub from the command line. While it doesn’t directly offer a single command to clone all repos, it can be combined with scripting to achieve the desired result.
Third-Party Tools: Some third-party tools are specifically designed to manage and clone multiple repositories. These tools often provide a user-friendly interface and additional features, such as synchronization and conflict resolution.

Using the GitHub API and scripting offers the most flexibility. The GitHub API allows you to programmatically access information about repositories, organizations, and users. By combining the API with a scripting language, you can create custom solutions tailored to your specific needs. For instance, you can filter repositories based on criteria like language, creation date, or number of stars before cloning them. This level of customization is not always possible with other methods. You can also use Git commands for project version control.

Featured Snippet Optimized Paragraph: Cloning all GitHub repositories at once can be accomplished using a combination of the GitHub API and a scripting language like Bash or Python. The script first authenticates with the GitHub API to retrieve a list of all repositories within an organization or user account. Then, it iterates through this list, executing the git clone command for each repository, effectively downloading all the codebases to your local machine. This method allows for efficient and automated bulk cloning.

Step-by-Step Guide: Using the GitHub API and Bash Script

This section provides a detailed guide on how to clone all repos at once from GitHub using the GitHub API and a Bash script. This method is suitable for users who are comfortable with scripting and want a high degree of control over the cloning process.

Generate a Personal Access Token (PAT):
- Go to GitHub’s “Settings” > “Developer settings” > “Personal access tokens” > “Generate new token”. [^2^][https://docs.github.com/en/authentication/keeping-your-account-and-data-secure/managing-your-personal-access-tokens]
- Give the token a descriptive name and grant it the “repo” scope (to access private repositories).
- Copy the token and store it securely.
Create a Bash Script: Create a new file named clone_all_repos.sh and add the following script: ``` !/bin/bash Replace with your GitHub username or organization name USERNAME=“your_username” Replace with your Personal Access Token TOKEN=“your_token” GitHub API endpoint API_URL=“https://api.github.com/users/$USERNAME/repos" Fetch the list of repositories REPOS=$(curl -s -H “Authorization: token $TOKEN” “$API_URL” | jq -r ‘.[].ssh_url’) Clone each repository for REPO in $REPOS; do echo “Cloning $REPO…” git clone “$REPO” done echo “All repositories cloned successfully!”
Make the Script Executable: Run the command chmod +x clone_all_repos.sh.
Run the Script: Execute the script by running ./clone_all_repos.sh.

Important Considerations: Make sure to replace “your_username” and “your_token” with your actual GitHub username/organization name and Personal Access Token, respectively. The script uses jq [^3^][https://stedolan.github.io/jq/] to parse the JSON response from the GitHub API. Ensure that jq is installed on your system. For Debian-based systems, you can install it using sudo apt-get install jq. For macOS, you can use brew install jq if you have Homebrew installed.

This script clones repositories using SSH URLs. If you prefer HTTPS URLs, you can modify the jq command in the script accordingly. Always handle your Personal Access Token securely and avoid committing it to version control.

Alternative Methods and Tools

While the GitHub API and Bash script method provides a powerful and flexible solution, other options are available for cloning multiple repositories. These alternatives can be more convenient for users who prefer a graphical interface or want to avoid writing scripts.

GitHub Desktop: GitHub Desktop is a free and open-source application that simplifies Git operations. While it doesn’t offer a direct “clone all” feature, you can clone multiple repositories relatively quickly through the GUI.
Third-Party Git Clients: Several third-party Git clients, such as GitKraken and Sourcetree, provide advanced features for managing repositories. Some of these clients may offer functionality for cloning multiple repositories simultaneously.
Specific IDE Integrations: Some Integrated Development Environments (IDEs), like IntelliJ IDEA or VS Code, have plugins or extensions that can assist with cloning multiple repositories from GitHub.

For example, GitKraken allows you to open multiple repositories at once. You can select all the repositories you wish to clone and queue them up. GitKraken will then handle the cloning process in the background, allowing you to continue working on other tasks. This can be a significant time-saver compared to cloning repositories one by one. Similarly, VS Code’s Remote - SSH extension allows you to connect to a remote server and clone repositories directly onto that server, which can be useful for setting up development environments in the cloud.

Choosing the right method depends on your specific needs and preferences. If you are comfortable with scripting and need a high degree of control, the GitHub API and Bash script method is a good choice. If you prefer a graphical interface and want a more user-friendly experience, GitHub Desktop or a third-party Git client might be more suitable. Ultimately, the goal is to find a method that allows you to efficiently clone all repos at once from GitHub and streamline your development workflow.

FAQ: Cloning Multiple Repositories on GitHub

**Q: Is it possible to clone all repositories from a GitHub organization with a single command?**: A: No, there isn't a single built-in command to clone all repositories directly. However, you can achieve this by using scripting languages like Bash or Python in conjunction with the GitHub API to automate the process.
**Q: What permissions are required for the Personal Access Token (PAT)?**: A: The PAT requires the "repo" scope if you need to clone private repositories. If you are only cloning public repositories, you may not need a PAT at all, or you might need a PAT with limited scopes.
**Q: How can I clone only specific repositories instead of all of them?**: A: Modify the script to filter the list of repositories before cloning them. You can add conditions based on repository name, language, or other criteria available through the GitHub API.
**Q: What if I encounter rate limits from the GitHub API?**: A: The GitHub API has rate limits. Authenticated requests (using a PAT) have higher rate limits than unauthenticated requests. If you anticipate exceeding the rate limit, consider implementing error handling and retry mechanisms in your script. You can also explore using GitHub Actions, which often have higher rate limits for API calls within the workflow.

As you've seen, cloning all GitHub repositories at once isn't just about convenience; it's about efficiency and control. By leveraging the GitHub API and scripting, you can automate a task that would otherwise be incredibly time-consuming. Whether you choose the scripting approach, explore third-party tools, or utilize IDE integrations, the ability to quickly replicate an entire organization's codebase opens up new possibilities for collaboration, analysis, and backup. So, take what you've learned here, experiment with the different methods, and find the solution that best fits your needs. Consider further exploring topics like Git hooks for automation, advanced scripting techniques for repository management, and best practices for securing your GitHub workflow. **Question & Answer :** I have a company GitHub account and I want to back up all of the repositories within, accounting for anything new that might get created for purposes of automation. I was hoping something like this:

git clone <a class="__cf_email__" data-cfemail="87e0eef3c7e0eef3eff2e5a9e4e8ea" href="/cdn-cgi/l/email-protection">[email protected]</a>:company/*.git

or similar would work, but it doesn’t seem to like the wildcard there.

Is there a way in Git to clone and then pull everything assuming one has the appropriate permissions?

Simple script using GitHub CLI (no API keys)

Here’s a simple solution using the official GitHub CLI tool, gh - no need for API keys and can handle up to 4,000 private repos.

First time only: log in with gh for private repos, and follow the prompts:

gh auth login

Now you can clone thousands of repos under a new ./myorgname folder. Replace myorgname with your org name:

gh repo list myorgname --limit 4000 | while read -r repo _; do gh repo clone "$repo" "$repo" done

The default limit is 30.

This should work on Mac or Linux.

For Windows:

Run this bash script in Git Bash, part of Git for Windows - or in WSL
Or try the comment here by @Karson for a similar script in PowerShell

Setup

To get the GitHub CLI tool:

Mac - brew install gh
Linux or Windows - see GitHub install guide

Future proofing: the GitHub CLI tool will be supported long-term as and when the GitHub API changes. Some older answers here don’t work any more due to this.

Optional: update existing checkouts

To update repo folders already on disk, as well as clone new repos, the script needs to check for failure of the gh repo clone, like this:

gh repo list myorgname --limit 1000 | while read -r repo _; do gh repo clone "$repo" "$repo" -- -q 2>/dev/null || ( cd "$repo" # Handle case where local checkout is on a non-main/master branch # - ignore checkout errors because some repos may have zero commits, # so no main or master git checkout -q main 2>/dev/null || true git checkout -q master 2>/dev/null || true git pull -q ) done

Tips

Don’t want to create repos in the ./myorgname folder? Drop the second "$repo" argument to gh repo clone to create them in the current directory

To filter results:

--no-archived - omit archived repositories
--source - show only non-forks

Tip: Handling thousands of repos

This script works with up to about 4,000 repos - see @Ryan Fisher comment below, and comment with your results.

The gh repo list command uses the GitHub Search API, which is paginated when returning many results. There is a limit of 4,000 on the number of repos that can be searched.

To work around any limits:

check the gh repo list command is returning what you expect
make sure you are omitting archived and forked repos
see gh repo list --help to filter by language, topic, etc

Or you can use a different answer (based on API requests) that replaces the gh repo list command or the whole script.

Tip: Faster cloning for many repos

If you are cloning a large number of repos, you can speed up this script with GNU parallel.

gh repo list <ORG_NAME> --limit <LIMIT> --json nameWithOwner --jq '.[].nameWithOwner' | \ parallel -j<JOBS> gh repo clone

This uses gh’s internal jq library, rather than a standalone jq.

If you are using the “update existing checkouts” option above, you will need to merge this into the above script - perhaps putting the loop contents into a separate bash -c "..." command under parallel.

You can also use xargs -P to clone repos in parallel - see this answer.

Background

GitHub CLI login doc
Script commands above were derived from an issue comment and gist by davegallant
GNU parallel script contributed by @RyanFisher