$ git clone -n https://gitee.com/mgb01105731/tuna.git /var/lib/mock/dist-an23.3-build-421241-72884/root/chroot_tmpdir/scmroot/tuna
Cloning into '/var/lib/mock/dist-an23.3-build-421241-72884/root/chroot_tmpdir/scmroot/tuna'...
$ git fetch origin 459f651583c00e5ffc9e81c2f7f8ad133b59e8d3:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/tuna
 * [new ref]         459f651583c00e5ffc9e81c2f7f8ad133b59e8d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 459f651 Update to 0.19 from 0.18