$ git clone -n https://gitee.com/opencloudos-stream/qemu.git /var/lib/mock/dist-ocs23-base-build-322850-34406/root/chroot_tmpdir/scmroot/qemu
Cloning into '/var/lib/mock/dist-ocs23-base-build-322850-34406/root/chroot_tmpdir/scmroot/qemu'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/qemu
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 27aa496 !54 [Intel-SIG] Backporting CWF NEW ISA AVX-VNNI-INT16 feature Merge pull request !54 from quanxianwang/CWF_ISA_AVX_VNNI_INT16_8.2_quanxian