$ git clone -n https://src.fedoraproject.org/rpms/kf5-kguiaddons.git /var/lib/mock/f39-build-1578494-37998/root/chroot_tmpdir/scmroot/kf5-kguiaddons
Cloning into '/var/lib/mock/f39-build-1578494-37998/root/chroot_tmpdir/scmroot/kf5-kguiaddons'...
$ git fetch origin d2e9ba5b05ff58273532f8705daa72383bf444ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kguiaddons
 * [new ref]         d2e9ba5b05ff58273532f8705daa72383bf444ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d2e9ba5 5.111.0