Summary:
optimize the git clone using --depth flag in term of size of clone
and also in term's of time taken to fetch the files and commit history
of whole repository .
More detail can be found at blog
https://www.atlassian.com/git/tutorials/big-repositories
Signed-off-by: Pratik Raj <rajpratik71@gmail.com>
Pull Request resolved: https://github.com/facebook/infer/pull/1341
Reviewed By: da319
Differential Revision: D24917645
Pulled By: jvillard
fbshipit-source-id: 6764fc971