t / t4013 / diff.show_--stat_sideon commit rebase -p: fix quoting when calling `git merge` (dd6fb00)
   1$ git show --stat side
   2commit c7a2ab9e8eac7b117442a607d5a9b3950ae34d5a
   3Author: A U Thor <author@example.com>
   4Date:   Mon Jun 26 00:03:00 2006 +0000
   5
   6    Side
   7
   8 dir/sub | 2 ++
   9 file0   | 3 +++
  10 file3   | 4 ++++
  11 3 files changed, 9 insertions(+)
  12$