git-undo

Remove the most recent commit

$ git undo

$ git undo [3]

git undo

HEAD
    Undo the last commit. Usually implemented as git reset --soft HEAD~1.

--hard HEAD
    Discard changes from the last commit. Usually implemented as git reset --hard HEAD~1. Use with caution!

commit_hash
    Undo a specific commit given its hash. Implementation will vary, can be either reset or revert.

merge
    Undo the last merge. Implementation will vary, might involve identifying and resetting to the state before the merge.

The git-undo command (which is NOT a standard Git command but often an alias or custom script) aims to provide a user-friendly way to revert or undo various Git operations that might have gone wrong.
It typically wraps around several core Git commands such as git reset, git revert, and git checkout to simplify common undo scenarios.
The specific behavior of git-undo depends entirely on how it's implemented in a particular environment. A correctly setup git-undo can save time and prevent data loss by offering easier ways to handle accidental commits, merges, or rebases. However, it's crucial to understand its underlying logic before relying on it, as improper usage can still lead to undesirable results.

git-undo is not a built-in Git command. Its functionality depends entirely on the user-defined script or alias. Therefore, the options and behavior will change based on the implementation of git-undo. Always check its definition to understand exactly what it does before using it. It is recommended to have proper backups, commit frequently, and understand the consequences of any undo operation.

Always check the state of the repository using git status and consider creating a branch before running any undo commands to ensure you can recover if something goes wrong.

git-undo is typically a community-driven or user-created tool, unlike the core Git commands. It aims to simplify often complex tasks. Its adoption is highly dependent on individual preferences and team workflows. There is no official development history. Usage of the script would increase with more complicated Git workflows.

git reset(1), git revert(1), git checkout(1), git reflog(1)