0000000000000000000000000000000000000000 f1543941113388f8a194164420fd7da96f73c2ce committer <committer@example.com> 1000000000 -0700	commit (initial): shared
f1543941113388f8a194164420fd7da96f73c2ce b6cf469d740a02645b7b9f7cdb98977a6cd7e5ab committer <committer@example.com> 1000000400 -0700	commit: A
