What I use this for: some of my repositories have enough branches on them, but I don't want to delete them locally.

#git

Notes on using git so I don't have to use a search engine every time.

#git

In most cases, I want to undo the commit and leave everything intact, so I can re-do the commit message or (un)set my name or e-mail:

I can see a use for undoing the commit and unstaging the changes.

I seldom want to throw out everything and reset to the previous commit:

The above is described in...

It even includes readily understandable examples.