$ git clone -n https://gitee.com/src-opencloudos-rpms/cockpit-appstream /var/lib/mock/dist-oc8-build-57854-15781/root/chroot_tmpdir/scmroot/cockpit-appstream
Cloning into '/var/lib/mock/dist-oc8-build-57854-15781/root/chroot_tmpdir/scmroot/cockpit-appstream'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/cockpit-appstream
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 39eafe1 import cockpit-appstream-300.1-1.tl3