duplicated homebrew formulae

duplicateds.md

Errors while executing brew update

fatal: could not read Username for 'https://github.com': terminal prompts disabled
fatal: could not read Username for 'https://github.com': terminal prompts disabled
fatal: could not read Username for 'https://github.com': terminal prompts disabled
fatal: could not read Username for 'https://github.com': terminal prompts disabled
Error: Fetching /usr/local/Homebrew/Library/Taps/homebrew/homebrew-boneyard failed!
Fetching /usr/local/Homebrew/Library/Taps/homebrew/homebrew-completions failed!
Fetching /usr/local/Homebrew/Library/Taps/homebrew/homebrew-fuse failed!
Fetching /usr/local/Homebrew/Library/Taps/homebrew/homebrew-x11 failed!

boneyard

Homebrew/boneyard (deprecated)

These formulae were those removed from other repositories.

This tap was deprecated because Homebrew 1.1.12 provides the commands necessary to show old versions of formulae and because this tap required maintenance overhead and had poor usability.

(From Google cache)

completions

Homebrew/completions (deprecated)

These formulae were shell completions.

All formulae were migrated to Homebrew/homebrew-core or deleted.

(From Google cache)

fuse

Homebrew/fuse (deprecated)

These formulae were those with a hard requirement on Fuse.

All formulae were migrated to Homebrew/homebrew-core or deleted.

(From Google cache)

X11

Homebrew/x11

These formulae were those with hard dependencies on X11.

All formulae were migrated to Homebrew/homebrew-core or deleted.

(From Google cache)

NOTE

All of the repositories for the formulae above are not found on GitHub anymore. Why did they remove them while they had already archived repositories?