How to fix Public key for jenkins-2.232-1.1.noarch.rpm is not installed
when you update your system by running yum

what you should to do the only thing is import the key file from jenkins offical website

run this command as root

1
rpm --import https://pkg.jenkins.io/redhat/jenkins.io.key

This’s all done.
EOF
Enjoy
I, simon love this world ❤️