centos6:
rpm -Uvh http://www.city-fan.org/ftp/contrib/yum-repo/rhel6/x86_64/city-fan.org-release-2-1.rhel6.noarch.rpm
centos7:
rpm -Uvh http://www.city-fan.org/ftp/contrib/yum-repo/rhel7/x86_64/city-fan.org-release-2-1.rhel7.noarch.rpm
yum –showduplicates list curl –disablerepo=”” –enablerepo=”city“
vi /etc/yum.repos.d/city-fan.org.repo
enabled=1
yum install curl