$ git clone -n https://gitee.com/src-opencloudos-rpms/python-pynacl.git /var/lib/mock/dist-oc9-build-47881-14592/root/chroot_tmpdir/scmroot/python-pynacl
Cloning into '/var/lib/mock/dist-oc9-build-47881-14592/root/chroot_tmpdir/scmroot/python-pynacl'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-pynacl
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c44b66 import python-pynacl-1.5.0-2.tl4