Organization owners can edit or cancel an invitation to become a member of your organization any time before the user accepts.
In the top right corner of GitHub, click your profile photo, then click Your profile.
On the left side of your profile page, under "Organizations", click the icon for your organization.
Under your organization name, click People.
On the People tab, click Pending invitation.
Next to the username or email address of the person whose invitation you'd like to edit or cancel, click Edit invitation.
Decide whether to edit or cancel the user's invitation to join your organization.
- To edit the user's invitation, select a different role or team, then click Update invitation.
- To cancel the user's invitation to join your organization, click Cancel invitation.