the same as typing t 42a04327 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 42a04327-09a9-4b4e-9b4a-54f91205fdd8 e