When working with program code and version control systems such as git, there is a risk of exposure your personal mailbox. This often happens when working with personal/work projects on the same device at the same time.
To avoid this, check that the global git settings are correct or the settings in the directory of the specific repository are set:
git config --global user.name
git config --global user.email
GitHub provides the ability to hide your email from the interface and block the "leakage" of the main mailbox associated with the account:
The section will be updated