t / t4013 / diff.diff_--no-index_--raw_--abbrev=4_dir2_diron commit t2028: tighten grep expression to make "move worktree" test more robust (b1801b8)
   1$ git diff --no-index --raw --abbrev=4 dir2 dir
   2:000000 100644 0000... 0000... A        dir/sub
   3$