Answers for "edit git config username"

add git user and email

git config --global user.email "[email protected]"
git config --global user.name "My Name"

git config username

$ git config --global user.name "John Doe"
$ git config --global user.email [email protected]

set email git

git config --global user.email "[email protected]"

git user config

$ git config --local user.name "John Doe"
$ git config --local user.email [email protected]