That might possible, but I assume Warner would need to go back to the original 3-strip Technicolor for a new 4k scan. That would be costly for a title that's revered by fans of old Westerns, but otherwise is maybe not very well known. Here's some information from RAH's original review from a few...
"How many *r's* in territory?"
"Join me in a chaw of tobacco, Sergeant?"
"Old soldiers...", Miss Dandridge... hah! Someday you'll learn how they hate to give up. Captain of the troop one day, every man's face turned towards you—lieutenants jump when I growl. Now, tomorrow, I'll be glad if a...