$ git clone -n https://src.fedoraproject.org/rpms/qt5-qtsensors.git /var/lib/mock/f40-build-800421-143529/root/chroot_tmpdir/scmroot/qt5-qtsensors
Cloning into '/var/lib/mock/f40-build-800421-143529/root/chroot_tmpdir/scmroot/qt5-qtsensors'...
$ git fetch origin f8fccabf2265c290806bef6ffb3891fa345b85da:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qtsensors
 * [new ref]         f8fccabf2265c290806bef6ffb3891fa345b85da -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f8fccab 5.15.13