https://stackoverflow.com/questions/2432764/how-to-change-the-uri-url-for-a-remote-git-repository
# git remote set-url origin git@github.com:xxx/xxx.git
# git config -l user.name=xxx user.email=xxx core.repositoryformatversion=0 core.filemode=true core.bare=false core.logallrefupdates=true remote.origin.url=https://github.com/xxx/xxx.git remote.origin.fetch=+refs/heads/*:refs/remotes/origin/* branch.master.remote=origin branch.master.merge=refs/heads/master
# cat ~/.ssh/config ... Host github.com HostName github.com User git IdentityFile ~/.ssh/github_key ...