$ git clone -n https://src.fedoraproject.org/rpms/ghc-base-prelude.git /var/lib/mock/f33-build-316786-57764/root/chroot_tmpdir/scmroot/ghc-base-prelude
Cloning into '/var/lib/mock/f33-build-316786-57764/root/chroot_tmpdir/scmroot/ghc-base-prelude'...
$ git reset --hard b8847cc5101b2bfa5499ab6cdb8d6b5c2d68eb0d
HEAD is now at b8847cc - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild