darling ebuild fails at download phase

[krisk0]

I failed to build darling package.

An error occured at download phase.

git successfully downloaded some files, then asked for username and passsword

 * Fetching https://github.com/LubosD/darling.git ... 
...
 * Fetching https://github.com/LubosD/darling-libcxxabi.git...
 * Fetching https://github.com/LubosD/darling-libkqueue.git ...
git fetch https://github.com/LubosD/darling-libkqueue.git --prune +refs/heads/*:refs/heads/* +refs/tags/*:refs/tags/* +refs/notes/*:refs/notes/* +HEAD:refs/git-r3/HEAD
Username for 'https://github.com': 
Password for 'https://github.com': 
remote: Repository not found.
fatal: Authentication failed for 'https://github.com/LubosD/darling-libkqueue.git/
...
I gave empty pasword and username, then received the 'Authentication failed' error message.

[LubosD]

Sorry, this overlay is not maintained, you have to build manually.