the same as typing t 264536b2 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 264536b2-ede8-488c-b77a-19e9d8c4b5b8 e