#28056: Reverse migration for model rename with cross-app ForeignKey fails
------------------------------+-----------------------------------------
     Reporter:  Paul Tiplady  |                    Owner:  Gaurav Sehgal
         Type:  Bug           |                   Status:  assigned
    Component:  Migrations    |                  Version:  1.10
     Severity:  Normal        |               Resolution:
     Keywords:                |             Triage Stage:  Accepted
    Has patch:  0             |      Needs documentation:  0
  Needs tests:  0             |  Patch needs improvement:  0
Easy pickings:  0             |                    UI/UX:  0
------------------------------+-----------------------------------------
Changes (by Tim Graham):

 * stage:  Unreviewed => Accepted


Comment:

 I think the problem is in `ForeignKey.db_type()`. It uses
 `self.target_field` which is using the state of the current model files
 rather than migration's state.

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Ticket URL: <https://code.djangoproject.com/ticket/28056#comment:2>
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