mohammad@behindarman:~$ rbenv install 2.2.3 --verbose
/tmp/ruby-build.20190124113900.1723 ~
Downloading ruby-2.2.3.tar.bz2...
-> https://cache.ruby-lang.org/pub/ruby/2.2/ruby-2.2.3.tar.bz2
curl: (35) gnutls_handshake() failed: Error in the pull function.
error: failed to download ruby-2.2.3.tar.bz2

BUILD FAILED (Ubuntu 16.04 using ruby-build 20181225-3-g434bedd)


mohammad@behindarman:~$ curl -I https://cache.ruby-lang.org/pub/ruby/2.2/ruby-2.2.3.tar.bz2
curl: (35) gnutls_handshake() failed: Error in the pull function.


mohammad@behindarman:~$ wget https://cache.ruby-lang.org/pub/ruby/2.2/ruby-2.2.3.tar.bz2
--2019-01-24 11:42:16--  https://cache.ruby-lang.org/pub/ruby/2.2/ruby-2.2.3.tar.bz2
Resolving cache.ruby-lang.org (cache.ruby-lang.org)... 151.101.1.178, 151.101.65.178, 151.101.129.178, ...
Connecting to cache.ruby-lang.org (cache.ruby-lang.org)|151.101.1.178|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 13333814 (13M) [application/x-tar]
Saving to: ‘ruby-2.2.3.tar.bz2’