tweak

Dockerfile

@@ -5,7 +5,7 @@ ADD ./ /tmp/build
 RUN mkdir -p ~/rpmbuild/{BUILD,RPMS,SOURCES,SPECS,SRPMS}
 RUN echo "%_topdir $HOME/rpmbuild" > ~/.rpmmacros
 RUN yum install rpm-build ruby ruby-devel make rubygems gcc-c++ -y
-RUN gem install package_cloud
+RUN gem install package_cloud --no-ri --no-rdoc 
 ENV LANG en_US.UTF-8
 RUN chmod -v +x /tmp/build/rhel.sh
 RUN cd /tmp/build && bash ./rhel.sh