FYI: If you use Magit and don't know about magit-commit-extend (c e) and magit-commit-instant-fixup (c F), prepare to have your 🤯.
https://docs.magit.vc/magit/Editing-the-last-commit.html
https://docs.magit.vc/magit/Editing-any-reachable-commit-and-rebasing-immediately.html
#emacs #magit