t / t5100 / info0016--no-inbody-headerson commit rev-parse: exit with non-zero status if ref@{n} is not valid. (e6eedc3)
   1Author: A U Thor
   2Email: a.u.thor@example.com
   3Subject: check bogus body header (date)
   4Date: Fri, 9 Jun 2006 00:44:16 -0700
   5