Override hostname with '@aws' only if hostname override is not specified.
Override hostname with '@aws' only if hostname override is not specified.

robinpercy/kops,blakebarnett/kops,aledbf/kops,aledbf/kops,robinpercy/kops,robinpercy/kops,blakebarnett/kops,blakebarnett/kops,gambol99/kops,justinsb/kops,gambol99/kops,gambol99/kops,kubernetes/kops,kubernetes/kops,aledbf/kops,robinpercy/kops,kubernetes/kops,justinsb/kops,justinsb/kops,gambol99/kops,aledbf/kops,blakebarnett/kops