>> gnu/packages/lisp.scm:3806:7: In procedure inputs:
>> error: xclip: unbound variable
>
> Ouch.  This is fixed by 804b9b18ac9188ffb6c6891cbb9241c6a80ed7c8.  I
> think we were just lucky it didn’t bite before.

Ok.

> You can recheck your patch and push it I guess.

Please find attached an updated patch complete with the test case.