$ git clone -n https://src.fedoraproject.org/rpms/qm-dsp1.7.git /var/lib/mock/f45-build-33928-675/root/chroot_tmpdir/scmroot/qm-dsp1.7
Cloning into '/var/lib/mock/f45-build-33928-675/root/chroot_tmpdir/scmroot/qm-dsp1.7'...
$ git fetch origin cad1e6b5d96605072f36f45c747a86b8be8df651:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qm-dsp1.7
 * [new ref]         cad1e6b5d96605072f36f45c747a86b8be8df651 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cad1e6b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild