0000000000000000000000000000000000000000000000000000000000000000 51574ce64f3c1eaa99bd3b5c091b27fb5bac25285728a038bfb8828f9589c250 committer <committer@example.com> 946771200 +0000	commit (initial): original
51574ce64f3c1eaa99bd3b5c091b27fb5bac25285728a038bfb8828f9589c250 51574ce64f3c1eaa99bd3b5c091b27fb5bac25285728a038bfb8828f9589c250 committer <committer@example.com> 946771200 +0000	checkout: moving from main to A
51574ce64f3c1eaa99bd3b5c091b27fb5bac25285728a038bfb8828f9589c250 89ea015303fef9d68bb5b4ff3ecb5469d02d8c6d4ac463e38f2699485c2e5ce1 committer <committer@example.com> 946771200 +0000	commit: link type-changed, file changed
89ea015303fef9d68bb5b4ff3ecb5469d02d8c6d4ac463e38f2699485c2e5ce1 51574ce64f3c1eaa99bd3b5c091b27fb5bac25285728a038bfb8828f9589c250 committer <committer@example.com> 946771200 +0000	checkout: moving from A to B
51574ce64f3c1eaa99bd3b5c091b27fb5bac25285728a038bfb8828f9589c250 dc924fd2b255eccdea75c3d5b6fcef2b34ade47c7a9ca45f64f42f0f5b75a0c8 committer <committer@example.com> 946771200 +0000	commit: delete everything
