$ git clone -n https://src.fedoraproject.org/rpms/ghc-word8.git /var/lib/mock/f31-build-55062-28083/root/chroot_tmpdir/scmroot/ghc-word8
Cloning into '/var/lib/mock/f31-build-55062-28083/root/chroot_tmpdir/scmroot/ghc-word8'...
$ git reset --hard 86e2fbf210ab100d1ec034ba1cf2115938308edc
HEAD is now at 86e2fbf refresh to cabal-rpm-0.13