Remove Podfile `source`
-  CocoaPods will use CDN by default. Resulting in a blazing fast `pod install`.
MODIFY
swift/Samples/SampleApp/Podfile
swift/Samples/SampleApp/Podfile
-source 'https://github.com/CocoaPods/Specs.git'
project 'SampleApp.xcodeproj'
platform :ios, '9.3'

MODIFY
swift/Samples/TicTacToe/Podfile
swift/Samples/TicTacToe/Podfile
-source 'https://github.com/CocoaPods/Specs.git'
project 'TicTacToe.xcodeproj'
platform :ios, '9.3'

MODIFY
swift/Samples/Tutorial/Podfile
swift/Samples/Tutorial/Podfile
-source 'https://github.com/CocoaPods/Specs.git'
project 'Tutorial.xcodeproj'
platform :ios, '11.0'

Remove Podfile `source`
 -  CocoaPods will use CDN by default. Resulting in a blazing fast `pod install`.