How to delete cached images using WordPress plug-in JetPack's Photon function

The Photon of the JetPack plug-in does not have cache deletion capabilities.
Therefore, I think it is necessary to change the file name of the wrong image.

Photon—Jetpack for WordPress

If you want to "refresh" an image you will need to change the name of the image.

Also, the original text says there is no point in adding a cashbuster.
A cache buster is to always try to retrieve new resources by adding query parameters, such as hoge.jpg?v={random string} every time you access it.

Adding random query arguments, commonly known as cachebusters, will not work.