[CentOS] How do I confirm importing repo key without user intervention?

Mon Mar 13 04:38:50 UTC 2017
Yuri Kanivetsky <yuri.kanivetsky at gmail.com>

...Check out the full typescript of what happens when installing
passenger, please:
https://gist.github.com/x-yuri/1dc92db44f89253679ab44f6c3de125c

Regards,
Yuri