github ssh设置

cd .ssh

Host codeup.aliyun.com
  HostName codeup.aliyun.com
  AddKeysToAgent yes
  UseKeychain yes
  IdentityFile ~/.ssh/id_ed001

Host github.com
  HostName github.com
  AddKeysToAgent yes
  UseKeychain yes
  User USERNAME
  IdentityFile ~/.ssh/id_ed002