0000000000000000000000000000000000000000 0acb5a802919c65402a0d412ea50ecc105254ac0 Arya Zhao <lz2650@columbia.edu> 1615073557 -0800	pull: storing head
0acb5a802919c65402a0d412ea50ecc105254ac0 6dbc9bd55d776e1cd6e7eefcc8e15501fd79a928 Arya Zhao <lz2650@columbia.edu> 1616276564 -0700	pull: fast-forward
