![]() ![]() If you have other stuff within the big files commit that you need to keep, that gets a lot more complex, and you should start looking at filter-branch. Find the commit with the big files and change it from pick to drop, save and close editor. Turns out you dont have to track down and copy-paste the old file contents into the existing file in order to undo changes If you committed a bug, you can. git rm fileName.txt //to leave the local copy but remove it from the local git repository git rm -cached fileName.txt //commit the changes git commit -m. Changes to be committed: (use 'git restore -staged .Deleting files in a commit doesnt actually reduce the size of the repo since the earlier commits. ![]() If what you meantand will commit in this third commitis to just add the one line to file A, now you have a correct single commit which, when shown, will say add this one line to file A. Unfortunately, its not so easy and that workflow wont work. ![]() If the large file was added in an earlier commit, you will need to remove it from your repository history. A simple git revert that commits will, when shown, show the same change but backwards: delete this one line from file A, and add this one line to file B. How to undo a commit with git checkout Using the git checkout command we can checkout the previous commit, a1e8fb5, putting the repository in a state before the crazy commit happened. Githubs solution is : Removing the file added in an older commit. We will focus on undoing the 872fa7e Try something crazy commit. The ^ tells rebase to start on the commit before the big files. First, run git status to make sure you have staged the file (meaning you used git add) : On branch main Your branch is up to date with 'origin/main'. I did a few commits before pushing, so it's harder to undo. If things are a little more complicated, but you have the hash of the commit with the big files (say it's 1234ABCD), you can do an interactive rebase: git rebase -i 1234ABCD\^. gitignore file to prevent that file from accidentally being committed again in the future. If you're pointing at a commit that isn't the one with the big files, and doesn't have the big file commit as an ancestor, you should be good to go. At this point, its recommended that you update your. All a branch is is a pointer to a specific commit, and reset will let you change which commit a branch is pointed at. If that's the case, just checkout the branch you want to fix, and do git reset -hard. It sounds like you just want to throw away the commit, not revert it. ![]()
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