the same as typing t 64e14ae0 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 64e14ae0-f14c-4a43-b87c-c4856b4a3192 e