You can clone with
when pressing the rotate button and the rotation caused a resize (which is almost always the case), feh does the rotation but fails to reload the image.
This is very probably related to my recent feh_reload_image chanegs...
feh_reload_image: Fix regression of old caching issue (closes #63)
This was broken by the changes allowing --reload to retry ad infinitum.
Now force_new is used to decide whether or not to work around the Imlib2
caching issue. Because of this, a few feh_reload_image calls needed to be