$ git clone -n https://src.fedoraproject.org/rpms/ghc-parsers.git /var/lib/mock/f33-build-601744-67174/root/chroot_tmpdir/scmroot/ghc-parsers
Cloning into '/var/lib/mock/f33-build-601744-67174/root/chroot_tmpdir/scmroot/ghc-parsers'...
$ git reset --hard cd7b6822dd6180381097b4a81c0b10d4cb81a0d6
HEAD is now at cd7b682 - Second attempt - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild