t / t5100 / info0002on commit Documentation/git-rebase.txt: -f forces a rebase that would otherwise be a no-op (2d26d53)
   1Author: A U Thor
   2Email: a.u.thor@example.com
   3Subject: another patch
   4Date: Fri, 9 Jun 2006 00:44:16 -0700
   5