t / t5100 / rfc2047-info-0004on commit git-rebase--interactive.sh: preserve-merges fails on merges created with no-ff (c192f9c)
   1Author: Nathaniel Borenstein (םולש ןב ילטפנ)
   2Email: nsb@thumper.bellcore.com
   3Subject: Test of new header generator
   4