I’m not quite sure where the most appropriate thread to post this link would be, but here’s an issue of “Mix” magazine from February 1997 with a pretty detailed article discussing the process of re-mixing the sound for the ANH SE with Ben Burtt:
https://www.worldradiohistory.com/Archive-All-Audio/Mix-Magazine/90s/97/Mix-1997-02.pdf
(that site is an awesome site altogether)