$ git clone -n https://src.fedoraproject.org/rpms/qt5-qtlocation.git /var/lib/mock/f40-build-800413-143529/root/chroot_tmpdir/scmroot/qt5-qtlocation
Cloning into '/var/lib/mock/f40-build-800413-143529/root/chroot_tmpdir/scmroot/qt5-qtlocation'...
$ git fetch origin 89027b0ee7f4f596ac315ea05df75ed87c6cff18:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qtlocation
 * [new ref]         89027b0ee7f4f596ac315ea05df75ed87c6cff18 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 89027b0 5.15.13