$ git clone -n https://gitee.com/src-opencloudos-rpms/bouncycastle.git /var/lib/mock/dist-oc9-build-246318-83458/root/chroot_tmpdir/scmroot/bouncycastle
Cloning into '/var/lib/mock/dist-oc9-build-246318-83458/root/chroot_tmpdir/scmroot/bouncycastle'...
$ git fetch origin d86732d1766a30a85572fe857ce79fd817ec34c1:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/bouncycastle
 * [new ref]         d86732d1766a30a85572fe857ce79fd817ec34c1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d86732d import bouncycastle-1.80-4.tl4