t / t5100 / info0011on commit tests: use "git xyzzy" form (t0000 - t3599) (0cb0e14)
   1Author: A U Thor
   2Email: a.u.thor@example.com
   3Subject: Xyzzy
   4Date: Fri, 8 Aug 2008 13:08:37 +0200 (CEST)
   5