You should be redirected automatically to target URL: https://repo.ito.gov.ir/kubernetes/yum/repos/kubernetes-el7-aarch64/Packages/e69b88463a8569aa3faf2410a3b703408ff7d1a7df6ec92837e6b69a2556400b-kubectl-1.8.2-0.aarch64.rpm. If not click the link.