`clocker data --gt=...` wrong for entries over midnight about clocker HOT 2 CLOSED

> clocker -d /tmp/clocker start -t some
> clocker -d /tmp/clocker set start 'yesterday 23:00'
> clocker -d /tmp/clocker stop                       
> clocker -d /tmp/clocker set end '01:00'    
> clocker -d /tmp/clocker list
1534798800  2018-08-20  [ 23:00:00 - 01:00:00 ]  (02:00:00)  [some]
> clocker -d /tmp/clocker data
[
  {
    "hours": [
      {
        "date": "2018-08-21",
        "hours": 2
      }
    ],
    "title": "consulting"
  }
]