Fixes test script for releases to run on EC2 without git
Fixes test script for releases to run on EC2 without git

HazyResearch/deepdive,sky-xu/deepdive,HazyResearch/deepdive,HazyResearch/deepdive,sky-xu/deepdive,HazyResearch/deepdive,shahin/deepdive,shahin/deepdive