$ git clone -n https://src.fedoraproject.org/rpms/grimmer-proggy-tinysz-fonts.git /var/lib/mock/f45-build-13036-446/root/chroot_tmpdir/scmroot/grimmer-proggy-tinysz-fonts
Cloning into '/var/lib/mock/f45-build-13036-446/root/chroot_tmpdir/scmroot/grimmer-proggy-tinysz-fonts'...
$ git fetch origin 68c2208e1a3fe2101ce2e3d45ba513cc9c9d7a43:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/grimmer-proggy-tinysz-fonts
 * [new ref]         68c2208e1a3fe2101ce2e3d45ba513cc9c9d7a43 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 68c2208 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild