var user = new StackMob.User({ username: 'Chuck Norris' });
user.forgotPassword();

//after checking getting his temp password in his email...

user.loginWithTempAndSetNewPassword('temporary password from StackMob email', 'mysuperfists');

...

StackMob.getLoggedInUser(); //returns 'Chuck Norris'

//StackMob will log the user in with the temporary password and then give the user a new password: 'mysuperfists' for future logins