Here are the steps

1. Verify you have a Github ID enabled with 2FA https://help.github.com/articles/securing-your-account-with-two-factor-authentication-2fa/
2. Enter your Github ID into your Apache ID profile https://id.apache.org/
3. Merge your Apache and GitHub accounts using GitBox (Apache Account Linking utility): https://gitbox.apache.org/setup/ You should see 3 green checks in GitBox
   Wait at least 30  minutes for an email inviting you to Apache GitHub Organization and accept invitation
4.  After accepting the Github Invitation verify that you are a member of the team https://github.com/orgs/apache/teams/openwhisk-committers

Additionally, if you have been elected to the OpenWhisk Podling Project Mgmt. Committee (PPMC)

1. Verify you are part of the LDAP openwhisk ppmc https://whimsy.apache.org/roster/ppmc/openwhisk