$ git clone -n https://src.fedoraproject.org/rpms/ghc-tar.git /var/lib/mock/f33-build-289257-54294/root/chroot_tmpdir/scmroot/ghc-tar
Cloning into '/var/lib/mock/f33-build-289257-54294/root/chroot_tmpdir/scmroot/ghc-tar'...
$ git reset --hard 8b687db86b737beba32754ed10ac292bf88cdabc
HEAD is now at 8b687db - Second attempt - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild