t / t4013 / diff.diff_--no-index_--raw_--abbrev=4_dir2_diron commit tree.c: make read_tree*() take 'struct repository *' (e092073)
   1$ git diff --no-index --raw --abbrev=4 dir2 dir
   2:000000 100644 0000... 0000... A        dir/sub
   3$