1. It prompts "https://pkg.phpcomposer.com/repo/packagist/packages.json" 404. I tried to access it but couldn't find it. 2. How should I restore it now, or is there any solution?

php - Is there something wrong with the domestic source of composer?-PHP Chinese Network Q&A

1. Prompt "https://pkg.phpcomposer.com/repo/packagist/packages.json" 404, I tried to access it and couldn't find it

2. How should I restore now, or is there any solution?