cocoapods pod install 失敗
可以嘗試 git clone --depth 1 https://github.com/CocoaPods/Specs.git master
1、卡在
Cloning spec repo `cocoapods` from `git@github.com:CocoaPods/Specs.git`
解決方法：
pod setup
cd ~/.cocoapods/repos
git clone --depth 1 https://github.com/CocoaPods/Specs.git master
2澈段、如果報錯：
error: RPC failed; curl 18 transfer closed with outstanding read data remaining
fatal: The remote end hung up unexpectedly
fatal: early EOF
fatal: index-pack failed
解決方法：
git config --global http.postBuffer 524288000
