$ git clone -n https://src.fedoraproject.org/rpms/xorg-x11-drv-synaptics.git /var/lib/mock/f45-build-39011-731/root/chroot_tmpdir/scmroot/xorg-x11-drv-synaptics
Cloning into '/var/lib/mock/f45-build-39011-731/root/chroot_tmpdir/scmroot/xorg-x11-drv-synaptics'...
$ git fetch origin 3b617bb2350b7f0430bd79ad6d412a69091a0121:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xorg-x11-drv-synaptics
 * [new ref]         3b617bb2350b7f0430bd79ad6d412a69091a0121 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b617bb Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild