The best solution is using VPN.
[!] Error installing GoogleAnalytics
[!] /usr/bin/curl -f -L -o /var/folders/jg/5_v0wqw14nq59wsrkwbzmkcm0000gn/T/d20151124-15760-ifzrth/file.tgz https://www.gstatic.com/cpdc/69fd9fe84a8fea60-GoogleAnalytics-3.14.0.tar.gz --create-dirs
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- 0:01:14 --:--:-- 0curl: (7) Failed to connect to www.gstatic.com port 443: Operation timed out
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader.rb:130:in `rescue in execute_command'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader.rb:128:in `execute_command'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-downloader-0.9.3/lib/cocoapods-downloader/base.rb:152:in `block in executable'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-downloader-0.9.3/lib/cocoapods-downloader/http.rb:86:in `download_file'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-downloader-0.9.3/lib/cocoapods-downloader/http.rb:23:in `download!'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-downloader-0.9.3/lib/cocoapods-downloader/base.rb:80:in `block in download'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader.rb:145:in `block in ui_action'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/user_interface.rb:59:in `section'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader.rb:144:in `ui_action'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-downloader-0.9.3/lib/cocoapods-downloader/base.rb:78:in `download'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader.rb:110:in `download_source'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader.rb:65:in `download_request'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader/cache.rb:170:in `download'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader/cache.rb:153:in `block in uncached_pod'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader/cache.rb:180:in `call'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader/cache.rb:180:in `in_tmpdir'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader/cache.rb:152:in `uncached_pod'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader/cache.rb:33:in `download_pod'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/downloader.rb:34:in `download'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer/pod_source_installer.rb:113:in `download_source'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer/pod_source_installer.rb:53:in `install!'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer.rb:339:in `install_source_of_pod'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer.rb:306:in `block (2 levels) in install_pod_sources'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/user_interface.rb:80:in `titled_section'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer.rb:305:in `block in install_pod_sources'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer.rb:297:in `each'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer.rb:297:in `install_pod_sources'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer.rb:146:in `block in download_dependencies'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/user_interface.rb:59:in `section'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer.rb:144:in `download_dependencies'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/installer.rb:106:in `install!'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/command/project.rb:71:in `run_install_with_update'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/command/project.rb:156:in `run'
/Library/Ruby/Gems/2.0.0/gems/claide-0.9.1/lib/claide/command.rb:312:in `run'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/lib/cocoapods/command.rb:47:in `run'
/Library/Ruby/Gems/2.0.0/gems/cocoapods-0.39.0/bin/pod:44:in `<top (required)>'
/usr/local/bin/pod:23:in `load'
/usr/local/bin/pod:23:in `<main>'
