$ git clone -n https://src.fedoraproject.org/rpms/R-later.git /var/lib/mock/f38-build-side-42-init-devel-640179-26389/root/chroot_tmpdir/scmroot/R-later
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-640179-26389/root/chroot_tmpdir/scmroot/R-later'...
$ git fetch origin d774c66649204c388295e3558a4f9ed00425fb56:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-later
 * [new ref]         d774c66649204c388295e3558a4f9ed00425fb56 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d774c66 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild