$ git clone -n https://src.fedoraproject.org/rpms/liquid-dsp.git /var/lib/mock/f45-build-17447-499/root/chroot_tmpdir/scmroot/liquid-dsp
Cloning into '/var/lib/mock/f45-build-17447-499/root/chroot_tmpdir/scmroot/liquid-dsp'...
$ git fetch origin 736e7974e32409c2696af2a3481aa693693e537a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/liquid-dsp
 * [new ref]         736e7974e32409c2696af2a3481aa693693e537a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 736e797 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild