Please change xattr on Darwin
Please consider replacing xattr -cr . with xattr -r -d com.apple.quarantine . to avoid wiping out extended attributes that could be useful/necessary.
Due to a large amount of spam we do not allow new users to create repositories, they are "external" users. If you are a new user and want to create a repository, for example for forking GHC, open a new issue on ghc/ghc using the "get-verified" issue template
Please consider replacing xattr -cr . with xattr -r -d com.apple.quarantine . to avoid wiping out extended attributes that could be useful/necessary.