$ git clone -n https://src.fedoraproject.org/rpms/qgit.git /var/lib/mock/f45-build-33923-675/root/chroot_tmpdir/scmroot/qgit
Cloning into '/var/lib/mock/f45-build-33923-675/root/chroot_tmpdir/scmroot/qgit'...
$ git fetch origin a33aeade24fc924eda3d45b6219e0959a6a2506b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qgit
 * [new ref]         a33aeade24fc924eda3d45b6219e0959a6a2506b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a33aead Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild