You should be redirected automatically to target URL: https://repo.ito.gov.ir/kubernetes/yum/repos/kubernetes-el7-aarch64/Packages/8cbb4d05d3cb25392cb62d1cc0a88333aadd45fc863e365588b7ddbaeb5011bd-kubectl-1.18.10-0.aarch64.rpm. If not click the link.