Why doesn't composer yf Yii2 work?

Question

Yii

The "https://api.github.com/repos/twitter/typeahead.js" file could not be downloaded: failed to open stream: Operation timed out
Retrying with degraded mode, check https://getcomposer.org/doc/articles/troubleshooting.md#degraded-mode for more info
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - yiisoft/yii2 2.0.9 requires bower-asset/jquery 2.2.*@stable | 2.1.*@stable | 1.11.*@stable | 1.12.*@stable -> no matching package found.
    - yiisoft/yii2 2.0.8 requires bower-asset/jquery 2.2.*@stable | 2.1.*@stable | 1.11.*@stable -> no matching package found.
    - yiisoft/yii2 2.0.7 requires bower-asset/jquery 2.2.*@stable | 2.1.*@stable | 1.11.*@stable -> no matching package found.
    - yiisoft/yii2 2.0.6 requires bower-asset/jquery 2.1.*@stable | 1.11.*@stable -> no matching package found.
    - Installation request for yiisoft/yii2 >=2.0.6 -> satisfiable by yiisoft/yii2[2.0.6, 2.0.7, 2.0.8, 2.0.9].

Answer 1

I solved it myself, the problem was in the hosts on the local machine) Thank you all

Answer 2

Yet it is written. Timeout exceeded. Check your internet connection. Or try in degraded-mode