$ git clone -n https://gitee.com/src-opencloudos-rpms/slirp4netns.git /var/lib/mock/dist-oc9-build-131268-78475/root/chroot_tmpdir/scmroot/slirp4netns
Cloning into '/var/lib/mock/dist-oc9-build-131268-78475/root/chroot_tmpdir/scmroot/slirp4netns'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/slirp4netns
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e9e2b07 import slirp4netns-1.2.0-6.tl4