Have you spent ages carefully creating a set of changes in the staging area for your next git commit, only to realise that you want to commit a completely different set of files?

If so the git commit -o option is for you?

https://www.youtube.com/watch?v=acQAr3UUkAY&list=PL4ENURnhqMwvi31ELaUf0HrJIkH9wIuN8&index=12