the same as typing t 1b4cec7e 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 1b4cec7e-f213-408c-b0f4-a0dc4c803d2b e