$ git clone -n https://gitee.com/opencloudos-stream/nss.git /var/lib/mock/dist-ocs23-build-101138-6114/root/chroot_tmpdir/scmroot/nss
Cloning into '/var/lib/mock/dist-ocs23-build-101138-6114/root/chroot_tmpdir/scmroot/nss'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/nss
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 75f5fe9 !3 fix the certificate resolution in sm2 Merge pull request !3 from 冯玮耀/master