$ git clone -n https://gitee.com/wanghuan158/qemu.git /var/lib/mock/dist-an23-build-442261-73171/root/chroot_tmpdir/scmroot/qemu
Cloning into '/var/lib/mock/dist-an23-build-442261-73171/root/chroot_tmpdir/scmroot/qemu'...
$ git fetch origin 1d7436494ef7eda4167de8b8f7133ab8a9f3fea7:KOJI_FETCH_HEAD
From https://gitee.com/wanghuan158/qemu
 * [new ref]         1d7436494ef7eda4167de8b8f7133ab8a9f3fea7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1d74364 Sync upstream changes