$ git clone -n https://gitee.com/src-opencloudos-rpms/pkgconf.git /var/lib/mock/dist-oc9-la64-build-133902-78838/root/chroot_tmpdir/scmroot/pkgconf
Cloning into '/var/lib/mock/dist-oc9-la64-build-133902-78838/root/chroot_tmpdir/scmroot/pkgconf'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/pkgconf
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bc2c4f3 !1 Rebuild Merge pull request !1 from brucezhang/oc9