blob
mark :1
data 6
alpha

reset refs/heads/master
commit refs/heads/master
mark :2
author A U Thor <author@example.com> 1167600600 +0230
committer C O Mitter <committer@example.com> 1167600600 +0230
data 10
add alpha
M 100644 :1 alpha

commit refs/heads/master
mark :3
author A U Thor <author@example.com> 1167600600 +0230
committer C O Mitter <committer@example.com> 1167600600 +0230
data 19
set executable bit
from :2
M 100755 :1 alpha

commit refs/heads/master
mark :4
author A U Thor <author@example.com> 1167600600 +0230
committer C O Mitter <committer@example.com> 1167600600 +0230
data 21
clear executable bit
from :3
M 100644 :1 alpha