0000000000000000000000000000000000000000 91090392167a6e888607a6d318067abe1f562cf6 Jennifer Bi <jb3495@columbia.edu> 1556923757 -0400	fetch --append origin: storing head
91090392167a6e888607a6d318067abe1f562cf6 8dc8e46f75acde4935472c4a217819a8dc1b1abf Jennifer Bi <jb3495@columbia.edu> 1557092958 -0400	pull: fast-forward
8dc8e46f75acde4935472c4a217819a8dc1b1abf eee3bea8db94876b8df5ebd22f94a15890b33f55 Jennifer Bi <jb3495@columbia.edu> 1557515943 -0400	pull: fast-forward
eee3bea8db94876b8df5ebd22f94a15890b33f55 18533e11fac41d860e3dff00b7c1d7a098c41c2e Jennifer Bi <jb3495@columbia.edu> 1557600062 -0400	pull: fast-forward
