I get: Failed to download prestodelta for repository cr: [Errno 256] No more mirrors to try. java-1.8.0-openjdk-1.8.0.111-2 FAILED http://mirror.centos.org/centos/7/cr/x86_64/Packages/java-1.8.0-openjdk-1.8.0.111-2.b15.el7_3.x86_64.rpm: [Errno 14] HTTP Error 404 - Not Found Trying other mirror. java-1.8.0-openjdk-devel-1.8.0 FAILED http://mirror.centos.org/centos/7/cr/x86_64/Packages/java-1.8.0-openjdk-devel-1.8.0.111-2.b15.el7_3.x86_64.rpm: [Errno 14] HTTP Error 404 - Not Found Trying other mirror. java-1.8.0-openjdk-headless-1. FAILED http://mirror.centos.org/centos/7/cr/x86_64/Packages/java-1.8.0-openjdk-headless-1.8.0.111-2.b15.el7_3.x86_64.rpm: [Errno 14] HTTP Error 404 - Not Found Trying other mirror. nothing there is? L.