$ git clone -n https://src.fedoraproject.org/rpms/R-later.git /var/lib/mock/f33-build-391301-62303/root/chroot_tmpdir/scmroot/R-later
Cloning into '/var/lib/mock/f33-build-391301-62303/root/chroot_tmpdir/scmroot/R-later'...
$ git reset --hard 7602ab74f192844e0b3974c8b6881ddce99246a7
HEAD is now at 7602ab7 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild