$ git clone -n https://gitee.com/src-opencloudos-rpms/dbus /var/lib/mock/dist-oc8-build-57865-15781/root/chroot_tmpdir/scmroot/dbus
Cloning into '/var/lib/mock/dist-oc8-build-57865-15781/root/chroot_tmpdir/scmroot/dbus'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dbus
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22dbe42 import dbus-1.12.8-26.tl3