$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtnetworkauth.git /var/lib/mock/f40-build-2121754-50739/root/chroot_tmpdir/scmroot/qt6-qtnetworkauth
Cloning into '/var/lib/mock/f40-build-2121754-50739/root/chroot_tmpdir/scmroot/qt6-qtnetworkauth'...
$ git fetch origin d7f51e4e5003946f401da93a1b017d95b65c1880:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtnetworkauth
 * [new ref]         d7f51e4e5003946f401da93a1b017d95b65c1880 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d7f51e4 6.6.1