$ git clone -n https://src.fedoraproject.org/rpms/R-FMStable.git /var/lib/mock/f33-build-292476-54900/root/chroot_tmpdir/scmroot/R-FMStable
Cloning into '/var/lib/mock/f33-build-292476-54900/root/chroot_tmpdir/scmroot/R-FMStable'...
$ git reset --hard e97833b40a61a708625e1b5092b7d5c7e9025297
HEAD is now at e97833b - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild