$ git clone -n https://gitee.com/src-opencloudos-rpms/mbedtls.git /var/lib/mock/dist-oc9-epol-build-56689-14878/root/chroot_tmpdir/scmroot/mbedtls
Cloning into '/var/lib/mock/dist-oc9-epol-build-56689-14878/root/chroot_tmpdir/scmroot/mbedtls'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/mbedtls
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 021bbca import mbedtls-2.28.4-2.ocs23