Git housekeeping

• http://www.vaseltior.com/blog/housekeeping-your-git-repository-deadblog
• http://stackoverflow.com/questions/28720151/git-gc-aggressive-vs-git-repack
• https://www.kernel.org/pub/software/scm/git/docs/git-push.html (--mirror)

Dealing with huge repositories

• http://blogs.atlassian.com/2014/05/handle-big-repositories-git/