$ git clone -n https://gitee.com/src-opencloudos-rpms/python-oslo-i18n.git /var/lib/mock/dist-oc9-build-51273-14595/root/chroot_tmpdir/scmroot/python-oslo-i18n
Cloning into '/var/lib/mock/dist-oc9-build-51273-14595/root/chroot_tmpdir/scmroot/python-oslo-i18n'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-oslo-i18n
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec1d4d7 import python-oslo-i18n-5.1.0-3.tl4