$ git clone -n https://src.fedoraproject.org/rpms/xl2tpd.git /var/lib/mock/f39-build-1576599-37944/root/chroot_tmpdir/scmroot/xl2tpd
Cloning into '/var/lib/mock/f39-build-1576599-37944/root/chroot_tmpdir/scmroot/xl2tpd'...
$ git fetch origin 52c1bab46e89c32baa20bc450370a41e883db66d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xl2tpd
 * [new ref]         52c1bab46e89c32baa20bc450370a41e883db66d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 52c1bab Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild