0e89f115a3
Run git gc instead of repack on all repos. Testing[1] indicates that gc-ing reduces repo size and helps maintain better performance for apps that host the repos. remove git pack-refs because a git gc enables packRefs by default[2] [1] http://lists.openstack.org/pipermail/openstack-infra/2016-June/004403.html [2] https://git-scm.com/docs/git-gc Change-Id: I4e171b17a7b4107c992d0e3cc0e7bff3d9599526