$ git clone -n https://src.fedoraproject.org/rpms/R-pkgload.git /var/lib/mock/f33-build-420487-62973/root/chroot_tmpdir/scmroot/R-pkgload
Cloning into '/var/lib/mock/f33-build-420487-62973/root/chroot_tmpdir/scmroot/R-pkgload'...
$ git reset --hard 1656fcb4b33dd62b5dde4541ed63b377ae9d219b
HEAD is now at 1656fcb - Second attempt - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild