$ git clone -n https://gitee.com/mgb01105731/tuna.git /var/lib/mock/dist-an23.3-build-420279-72884/root/chroot_tmpdir/scmroot/tuna
Cloning into '/var/lib/mock/dist-an23.3-build-420279-72884/root/chroot_tmpdir/scmroot/tuna'...
$ git fetch origin f731b8560a82a2dc323b0de9b62ae7f94b497bd4:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/tuna
 * [new ref]         f731b8560a82a2dc323b0de9b62ae7f94b497bd4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f731b85 Update to 0.19 from 0.18