python-zmq from systemsmanagement:saltstack:products:old project
Select Your Operating System
Add repository and install manually
For RHEL 6 run the following as root:
cd /etc/yum.repos.d/ wget https://download.opensuse.org/repositories/systemsmanagement:saltstack:products:old/RHEL_6/systemsmanagement:saltstack:products:old.repo yum install python-zmq