poky/documentation/_templates/footer.html

<footer>
  <hr/>
  <div role="contentinfo">
    <p> A Linux Foundation Collaborative Project.
        <br> All Rights Reserved. Linux Foundation&reg; and Yocto Project&reg; are registered trademarks of the Linux Foundation.
        <br>Linux&reg; is a registered trademark of Linus Torvalds.
        <br>&copy; Copyright {{ copyright }}
        <br>Last updated on {{ last_updated }} from the <a href="https://git.yoctoproject.org/yocto-docs/">yocto-docs</a> git repository.
    </p>
  </div>
</footer>