What Is GIT Head?

Table Of Contents:

  1. What Is GIT Head ?
  2. How To Use GIT Head ?
  3. What Is Detached Head ?

(1) What Is GIT Head?

  • In Git, HEAD is like a pointer that tells you where you currently are in your project’s history.
  • It usually points to the latest commit in the branch you are working on.
  • Think of HEAD as a bookmark that Git uses to track your current position in the repository.
  • The ‘HEAD’ can be understood as the current branch.”
  • When you switch branches with ‘checkout,’ the ‘HEAD’ is transferred to the new branch.

(2) How To Use GIT Head?

  • Use the below command to check the ‘GIT HEAD’.
git show HEAD 

Note:

  • It will show you the last committed ID on the checkout branch.
  • You can verify that by seeing the logs.
git log – raw

(3) What Is Detached Head ?

  • If you check out an old commit:
git checkout <commit-hash>
  • HEAD goes into a detached state, meaning you are no longer on a branch. Any new commits won’t be linked to any branch unless you create a new branch.
  • To fix it:
git checkout main  # Go back to a branch
Analogy:

Think of Git HEAD like a YouTube video progress bar:

  • HEAD at the latest commit You’re at the end of the video (current code state).

  • HEAD at an old commit You rewound the video to an earlier scene (past version).

  • Detached HEAD Watching a part of the video but without being on a playlist (not on a branch).

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