Sphere; I tried that does not workIt seems the HDRI disables the Sky Light, so I don't think so.
If you put the HDRI image on a huge sphere?...
WOW!Yes, take the distant light, add softness and a little orange tint to the color.
Clamp your HDRI to 1 in order to avoid shadow conflict between the two.
Here's an example with the default Oldtown HDRI:
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