Fixes installer to behave nicely when running within a git working copy
Fixes installer to behave nicely when running within a git working copy

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