pyenv installation fails on centos 7.x

[jitendranair]

[j@l ~]$ curl https://pyenv.run | bash
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 270 100 270 0 0 22 0 0:00:12 0:00:12 --:--:-- 57
curl: (7) Failed connect to raw.githubusercontent.com:443; Operation now in progress

[native-api]

Not related to Pyenv. Googling the message shows that it can occur if you fail to connect via a proxy.

[jitendranair]

Right, it is not related to Pyenv. I changed the DNS server to 8.8.8.8 and it worked.
Solution reference: https://stackoverflow.com/a/62198387/2843837.
Thanks @native-api !