$ git clone -n https://src.fedoraproject.org/rpms/ghc-maccatcher.git /var/lib/mock/f33-build-142671-42777/root/chroot_tmpdir/scmroot/ghc-maccatcher
Cloning into '/var/lib/mock/f33-build-142671-42777/root/chroot_tmpdir/scmroot/ghc-maccatcher'...
$ git reset --hard 30c3194d3a0da0c2fbcdbdb3b0e05364975634f0
HEAD is now at 30c3194 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild