$ git config --global user.name "John Doe"
$ git config --global user.email johndoe@example.com
or to see the signed in user
git config --listgit config --global user.name "your_username"
git config --global user.email "your_email_address@example.com"
$ git config --global user.name "Your name here"
$ git config --global user.email "your_email@example.com"
$ git config --global user.name "Your name here"
$ git config --global user.email "your_email@example.com"$ git config --global user.name "Your name here"
$ git config --global user.email "your_email@example.com"
$ git config --global color.ui true
$ git config --global core.editor emacs