Add acces for yourself to bitbucket repo.

app-password-bitbucket

1) Generate your app password & grant access to Repositories
https://bitbucket.org/account/settings/app-passwords/

2) sudo nano .git/config

3) Add the following content
[remote "origin"]
        url = https://{YOUR_BITBUCKET_USERNAME}:{APP_PASSWORD_YOU_HAVE_GENERATED}@bitbucket.org/{COMPANY_NAME}/{REPO_NAME}.git
        fetch = +refs/heads/*:refs/remotes/origin/*
[branch "master"]
        remote = origin
        merge = refs/heads/master

4) Done.