$ git clone -n https://src.fedoraproject.org/rpms/R-lmodel2.git /var/lib/mock/f39-build-1524036-36023/root/chroot_tmpdir/scmroot/R-lmodel2
Cloning into '/var/lib/mock/f39-build-1524036-36023/root/chroot_tmpdir/scmroot/R-lmodel2'...
$ git fetch origin 9769550980f851e1cb23858904bb102a7a84b73f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-lmodel2
 * [new ref]         9769550980f851e1cb23858904bb102a7a84b73f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9769550 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild