the same as typing t a92d4f03 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 a92d4f03-fee3-4e7c-9f80-5ec5f8031575 e