codecov.sh: Issue detecting commit SHA

[lens0021]

==> GitHub Actions detected.
->  Issue detecting commit SHA. Please run actions/checkout with fetch-depth > 1 or set to 0
    project root: .
    Yaml not found, that's ok! Learn more at http://docs.codecov.io/docs/codecov-yaml

-- https://github.com/femiwiki/AchievementBadges/runs/1620724628?check_suite_focus=true#step:12:31

https://github.com/codecov/codecov-bash/blob/23d483627d43bca0b7de38a17a554b0d8ef59f6b/codecov#L844-L857