$ git clone -n https://gitee.com/wency_cn/python-pynacl_1770793181.git /var/lib/mock/dist-an23-build-513472-75099/root/chroot_tmpdir/scmroot/python-pynacl_1770793181
Cloning into '/var/lib/mock/dist-an23-build-513472-75099/root/chroot_tmpdir/scmroot/python-pynacl_1770793181'...
$ git fetch origin 1ad1efdd2a1abfb4c7b5ba02528a9de2f61a9b0c:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/python-pynacl_1770793181
 * [new ref]         1ad1efdd2a1abfb4c7b5ba02528a9de2f61a9b0c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1ad1efd Update code from upstream