The author suggests one "symptom" of using git wrong is
Have you ever did a code review, and gave feedback that was longer than doing the fix yourself, while you’re at it?
But this seems to neglect the utility of teaching people to do things correctly. Sure, I could always just fix junior programmers' mistakes, but it seems better to educate them in the first place.
Sending the fixes back down doesn't seem like it would have the same impact.