$ git clone -n https://src.fedoraproject.org/rpms/liblo.git /var/lib/mock/f45-build-16482-486/root/chroot_tmpdir/scmroot/liblo
Cloning into '/var/lib/mock/f45-build-16482-486/root/chroot_tmpdir/scmroot/liblo'...
$ git fetch origin 86b13e7af9b1799b7ba6ec416859f745f2d2fa4e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/liblo
 * [new ref]         86b13e7af9b1799b7ba6ec416859f745f2d2fa4e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 86b13e7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild