$ git clone -n https://gitee.com/src-opencloudos-rpms/jaxb-dtd-parser.git /var/lib/mock/dist-oc9-build-41783-14591/root/chroot_tmpdir/scmroot/jaxb-dtd-parser
Cloning into '/var/lib/mock/dist-oc9-build-41783-14591/root/chroot_tmpdir/scmroot/jaxb-dtd-parser'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/jaxb-dtd-parser
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 70edf26 import jaxb-dtd-parser-1.5.0-2.tl4