the same as typing t 8b88e39c modify project:… due:… …. an empty box clears that field.
this is a demo. the data is invented, it is shared with everyone else looking, and it is wiped every night. don't put anything real in it. what is this?
$ tracker 8b88e39c-b974-4c16-b2bf-a0d11bca05a6 e