$ git clone -n https://gitee.com/bbrucezhang/libblockdev.git /var/lib/mock/dist-oc9-webui-build-122665-72218/root/chroot_tmpdir/scmroot/libblockdev
Cloning into '/var/lib/mock/dist-oc9-webui-build-122665-72218/root/chroot_tmpdir/scmroot/libblockdev'...
$ git fetch origin oc9-webui:KOJI_FETCH_HEAD
From https://gitee.com/bbrucezhang/libblockdev
 * [new branch]      oc9-webui  -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6678833 fix