$ git clone -n https://src.fedoraproject.org/rpms/qt5-qtnetworkauth.git /var/lib/mock/f40-build-800415-143529/root/chroot_tmpdir/scmroot/qt5-qtnetworkauth
Cloning into '/var/lib/mock/f40-build-800415-143529/root/chroot_tmpdir/scmroot/qt5-qtnetworkauth'...
$ git fetch origin 4be1fd194ad33361904ceddbbed721d9b8a81682:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qtnetworkauth
 * [new ref]         4be1fd194ad33361904ceddbbed721d9b8a81682 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4be1fd1 5.15.13