$ git clone -n https://src.fedoraproject.org/rpms/ghc-temporary.git /var/lib/mock/f33-build-185947-45754/root/chroot_tmpdir/scmroot/ghc-temporary
Cloning into '/var/lib/mock/f33-build-185947-45754/root/chroot_tmpdir/scmroot/ghc-temporary'...
$ git reset --hard dbd3f6d98a82669ac7b4ca13ba22c0dd5a475482
HEAD is now at dbd3f6d refresh to cabal-rpm-2.0.2