404 page - locale can't be changed

eg. https://f-droid.org/packages/com.github.axet.bookreader/

trying to change the locale will just update the url link by adding a new one, eg. https://f-droid.org/zh_Hans/en/en/uk/fr/ru/en/packages/com.github.axet.bookreader/ yet the text will stay in the first locale that the page opened in

tested on latest Firefox and Vivaldi Desktop and Mull