Git Version Control Cookbook - Second Edition

Introduction

It is possible to correct mistakes made in Git with git push context (without exposing them if the mistake is found before sharing or publishing the change). If the mistake has already been pushed, it is still possible to undo the changes made to the commit that introduced the mistake.

We will look at the reflog command and how we can use that and git fsck to recover lost information.

There is no git undo command in core Git, one of the reasons being ambiguity on what needs to be undone, for example, and the last commit, the added file. If you want to undo the last commit, how should that be done? Should the changes introduced to the files by the commit be deleted? For instance, do you just roll back to the last known good commit, ...