The old commit becomes orphaned in your local workspace. The new, amended commit replaces the previous commit at the tip of the currently selected branch. As such, it is more accurate to say the git ...

Git is very flexible, but you do have to know the magic incantations. For example, suppose you mess up a commit message — we never do that, of course, but just pretend.

Clear up the confusion on the Git reflog vs. log debate. Git reflog tracks local commits on a repository while Git log tracks the entire commit history of a public repository.