$ git clone -n https://gitee.com/opencloudos-stream/virt-v2v.git /var/lib/mock/dist-ocs23-build-184971-12732/root/chroot_tmpdir/scmroot/virt-v2v
Cloning into '/var/lib/mock/dist-ocs23-build-184971-12732/root/chroot_tmpdir/scmroot/virt-v2v'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/virt-v2v
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c7fb7a !9 [IA7T68]:Rebuild for libguestfs in opencloudos-stream Merge pull request !9 from ocs-bot/master