Cannot install pod

[ravanar-sk]

Saravanas-MacBook-Pro:ESTMusicPlayer-master saravanakumar$ pod install
Re-creating CocoaPods due to major version update.
Setting up CocoaPods master repo
$ /usr/bin/git clone https://github.com/CocoaPods/Specs.git master --progress
Cloning into 'master'...
remote: Counting objects: 1505739, done.
remote: Compressing objects: 100% (255/255), done.
error: RPC failed; curl 56 SSLRead() return error -9806 33.00 KiB/s
fatal: The remote end hung up unexpectedly
fatal: early EOF
fatal: index-pack failed
[!] Unable to add a source with url https://github.com/CocoaPods/Specs.git named master.
You can try adding it manually in ~/.cocoapods/repos or via pod repo add.