$ git clone -n https://gitee.com/src-opencloudos-rpms/jackson-databind.git /var/lib/mock/dist-oc9-build-70127-47394/root/chroot_tmpdir/scmroot/jackson-databind
Cloning into '/var/lib/mock/dist-oc9-build-70127-47394/root/chroot_tmpdir/scmroot/jackson-databind'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/jackson-databind
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d504dce import jackson-databind-2.14.2-3.tl4