$ git clone -n https://src.fedoraproject.org/rpms/lomt-junction-fonts.git /var/lib/mock/f45-build-17515-501/root/chroot_tmpdir/scmroot/lomt-junction-fonts
Cloning into '/var/lib/mock/f45-build-17515-501/root/chroot_tmpdir/scmroot/lomt-junction-fonts'...
$ git fetch origin 5b0415a990eb553a9efd19785a49fb5ad98f4568:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lomt-junction-fonts
 * [new ref]         5b0415a990eb553a9efd19785a49fb5ad98f4568 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5b0415a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild