0000000000000000000000000000000000000000 8007ff1d2a247b89c0ee2a952d3bbbbe7c26e9e5 Jennifer Bi <jb3495@columbia.edu> 1557600062 -0400	pull: storing head
8007ff1d2a247b89c0ee2a952d3bbbbe7c26e9e5 0982a7e19dfe7cf55ba62822dfed593650d32b53 Jennifer Bi <jb3495@columbia.edu> 1557876491 -0400	pull: fast-forward
