Download links from the website (see Technology tab) are always links to the official Github, not some other web site or proxy. Links are always posted alongside checksums, signing keys, and links to source code.
Code and Downloads
Official Core Wallet / Full Node Repo:
New releases are created via full Gitian Build process, and binary signatures can be validated here:
Latest Full Node / Core Wallet release:
Bitcoin Gold v0.15.2
Latest Release Candidate (stable, may require changes to your .conf file on upgrade):
Bitcoin Gold 0.17.1-rc1 (Release Candidate)