yum -y install centos-release-openstack-newton
No package centos-release-openstack-newton available.
n版以上的好像都有
cat /etc/yum.repos.d/OpenStack-Newton.repo
[OpenStack-Newtron]
name=OpenStack-Newtron
baseurl=http://vault.centos.org/7.2.1511/cloud/x86_64/openstack-newton/
gpgcheck=0
enabled=1
就目前来说的话我是没有发现的