There is an ongoing outage on the primary CPAN mirror. It is possible to work around the issue by using MetaCPAN as a mirror.

Module Permissions for Alien-CMake

Authorized Releasers (3)
FROGGS
KTHAKORE
PLICEASE
Module (1) Owner (1) Co-Maintainers (2)
Alien::CMake PLICEASE FROGGS KTHAKORE