todo-read-time
todo-read-time is a compiled Lisp function in `todo-mode.el
'.
(todo-read-time)
Prompt for and return a valid clock time as a string.
Valid time strings are those matching `diary-time-regexp'.
Typing `<return>' at the prompt returns the current time, if the
user option `todo-always-add-time-string' is non-nil, otherwise
the empty string (i.e., no time string).