Entering categorization for a commit I never categorized doesn't show up on my categorization list

[khatchad]

Steps

1. Make sure that you have not yet categorized 240623acb82f34b1febb57f9c5ac772ce3e73b9c.
2. Visit https://fathomless-inlet-57767.herokuapp.com/ponder/categorizations/add%3Fcommit=240623acb82f34b1febb57f9c5ac772ce3e73b9c
3. Add a true is func fix categorization with problem category "stuff."

Result

There is no categorization present for 240623acb82f34b1febb57f9c5ac772ce3e73b9c on my list of categorizations.

[tatianacv]

Cannot reproduce