0000000000000000000000000000000000000000 4f4d303619f658d135c3e76be2280db77be14f12 committer <committer@example.com> 946771200 +0000	branch: Created from main
4f4d303619f658d135c3e76be2280db77be14f12 74423ffe2be2cac33b1e89c021c3d13cb33d0304 committer <committer@example.com> 946771200 +0000	commit: new link to point to 'a'
