$ git clone -n https://gitee.com/opencloudos-stream/gnulib.git /var/lib/mock/dist-oc9-epol-build-75852-52351/root/chroot_tmpdir/scmroot/gnulib
Cloning into '/var/lib/mock/dist-oc9-epol-build-75852-52351/root/chroot_tmpdir/scmroot/gnulib'...
$ git fetch origin master:KOJI_FETCH_HEAD
remote: [session-a9483b8e] Grpc io copy error: rpc error: code = Unavailable desc = error reading from server: read tcp 10.225.25.86:34518->#{REPO-SERVER}: read: connection reset by peer
fatal: unable to access 'https://gitee.com/opencloudos-stream/gnulib.git/': The requested URL returned error: 500
$ git reset --hard origin/master
HEAD is now at 1652a06 package init