$ git clone -n https://src.fedoraproject.org/rpms/oflb-notcouriersans-fonts.git /var/lib/mock/f45-build-20899-574/root/chroot_tmpdir/scmroot/oflb-notcouriersans-fonts
Cloning into '/var/lib/mock/f45-build-20899-574/root/chroot_tmpdir/scmroot/oflb-notcouriersans-fonts'...
$ git fetch origin 16755f558a3c20163a592ff063c030f3decb8ed8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/oflb-notcouriersans-fonts
 * [new ref]         16755f558a3c20163a592ff063c030f3decb8ed8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 16755f5 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild