$ git clone -n https://src.fedoraproject.org/rpms/ghc-uuid-types.git /var/lib/mock/f31-build-55039-28083/root/thebuilddir/tmp/scmroot/ghc-uuid-types
Cloning into '/var/lib/mock/f31-build-55039-28083/root/thebuilddir/tmp/scmroot/ghc-uuid-types'...
$ git reset --hard f6739b3a7f4e4a7df9e84580d3e24355232174d6
HEAD is now at f6739b3 refresh to cabal-rpm-0.13