$ git clone -n https://src.fedoraproject.org/rpms/lxqt-runner.git /var/lib/mock/f45-build-17841-504/root/chroot_tmpdir/scmroot/lxqt-runner
Cloning into '/var/lib/mock/f45-build-17841-504/root/chroot_tmpdir/scmroot/lxqt-runner'...
$ git fetch origin 2ccddc70ccadbc0cadd65a170c1a4ca65e939312:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lxqt-runner
 * [new ref]         2ccddc70ccadbc0cadd65a170c1a4ca65e939312 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2ccddc7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild