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Learn a simple command for checking out a remote `tag` in Git, while maintaining the original `branch name`. This guide breaks down the command and its function for easy understanding.
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This video is based on the question https://stackoverflow.com/q/75291275/ asked by the user 'Alejandro Cotilla' ( https://stackoverflow.com/u/1792699/ ) and on the answer https://stackoverflow.com/a/75292835/ provided by the user 'LeGEC' ( https://stackoverflow.com/u/86072/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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How to Checkout Remote Tag While Preserving the Branch Name

When working with Git, you may encounter scenarios where you need to checkout a remote tag while retaining the name of the branch associated with it. This task can feel overwhelming, especially since tags are linked to specific commits rather than branches. However, the good news is that there’s a streamlined way to achieve this in just one command, bypassing the need for multiple steps!

In this guide, we’ll discuss how to efficiently checkout a remote tag while preserving branch names with an easy-to-use command.

Understanding the Problem

Many Git users struggle when they want to checkout a remote tag, particularly if they aren't sure which branch the tag is associated with. Typically, the method requires several commands to:

Identify the branch name that contains the specified tag using:

[[See Video to Reveal this Text or Code Snippet]]

Fetch the latest changes:

[[See Video to Reveal this Text or Code Snippet]]

Switch to the found branch:

[[See Video to Reveal this Text or Code Snippet]]

As you can see, this multi-step process can be cumbersome. So, is there a more efficient way to handle this?

The One-Line Solution

Yes, there is! Here’s the command that allows you to checkout a remote tag while preserving the branch name in a single line of code:

[[See Video to Reveal this Text or Code Snippet]]

Breaking Down the Command

Let’s dissect this command for better understanding:

git branch -r: This part ensures you are only listing remote branches, avoiding confusion with local branches.

--format="%(refname:lstrip=3)": This option cleans up the name of the branch by removing the first three levels of the full reference name, which typically looks like refs/remotes/origin/<branch>. As a result, it gives a cleaner output that is easier to work with.

git switch -C <branch> <tag>: The -C option is crucial; it allows you to create or switch to a local branch that is pointing to the specified tag. If there already exists a local branch with the same name, it will update to the current state of the branch rather than simply switching.

Conclusion

This command is a convenient solution for anyone needing to checkout a remote tag while keeping track of the corresponding branch name. By using git switch -C $(git branch -r --format="%(refname:lstrip=3)" --contains <tag>) <tag>, you save time and minimize redundancy in your workflow.

We hope this guide has clarified the process and provided you with a simple solution for a common Git usage scenario. Happy coding!