$ git clone -n https://src.fedoraproject.org/rpms/gfs-pyrsos-fonts.git /var/lib/mock/f45-build-9850-409/root/chroot_tmpdir/scmroot/gfs-pyrsos-fonts
Cloning into '/var/lib/mock/f45-build-9850-409/root/chroot_tmpdir/scmroot/gfs-pyrsos-fonts'...
$ git fetch origin a2954f75b1ca393254cab6baab6285f5e85c9f27:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gfs-pyrsos-fonts
 * [new ref]         a2954f75b1ca393254cab6baab6285f5e85c9f27 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a2954f7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild