f49e337 Use git-core as BR instead of git

Authored and Committed by jcapitao 3 years ago
    Use git-core as BR instead of git
    
    git pulls lot of python/perl deps, since we just need git
    binary let's move to git-core which is lighter, more context[1].
    
    [1] https://trello.com/c/1uY5Y0uq