You can setup git push to push to multiple repos. git remote set-url --add origin ...
https://help.github.com/en/github/working-with-github-pages/... Short is create a CNAME file in your site repo with your custom DNS in it, then add a CNAME in your DNS pointing to the GitHub pages DNS.
You can setup git push to push to multiple repos. git remote set-url --add origin ...
https://help.github.com/en/github/working-with-github-pages/... Short is create a CNAME file in your site repo with your custom DNS in it, then add a CNAME in your DNS pointing to the GitHub pages DNS.