$ git clone -n https://gitee.com/wanghuan158/qemu.git /var/lib/mock/dist-an23.5-build-570950-92677/root/chroot_tmpdir/scmroot/qemu
Cloning into '/var/lib/mock/dist-an23.5-build-570950-92677/root/chroot_tmpdir/scmroot/qemu'...
$ git fetch origin 2df590311fbf8766d38f9bb6f87bc1c7440bc434:KOJI_FETCH_HEAD
From https://gitee.com/wanghuan158/qemu
 * [new ref]         2df590311fbf8766d38f9bb6f87bc1c7440bc434 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2df5903 Sync upstream changes