$ git clone -n https://src.fedoraproject.org/rpms/R-units.git /var/lib/mock/f33-build-448453-63382/root/chroot_tmpdir/scmroot/R-units
Cloning into '/var/lib/mock/f33-build-448453-63382/root/chroot_tmpdir/scmroot/R-units'...
$ git reset --hard 5a6d0fd59fbbfea073bf3c38aaf83822cd3fdde7
HEAD is now at 5a6d0fd - Second attempt - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild