t / t5100 / info0011on commit should_pack_ref(): new function, extracted from `files_pack_refs()` (531cc4a)
   1Author: A U Thor
   2Email: a.u.thor@example.com
   3Subject: Xyzzy
   4Date: Fri, 8 Aug 2008 13:08:37 +0200 (CEST)
   5