$ git clone -n https://src.fedoraproject.org/rpms/ghc-x509-system.git /var/lib/mock/f33-build-126055-39974/root/chroot_tmpdir/scmroot/ghc-x509-system
Cloning into '/var/lib/mock/f33-build-126055-39974/root/chroot_tmpdir/scmroot/ghc-x509-system'...
$ git reset --hard 8b6cb0dfca3bc4ed1ac40e595cf805753486a7d8
HEAD is now at 8b6cb0d refresh to cabal-rpm-2.0.2