Unfortunately not much is available in the public domain concerning Ute practices and philosophy.
Ethnology of Rocky Mountain National Park. The Ute and Arapaho Ralph L. Beals 1935
For somewhat more distantly related material See
Steward, Julian H. 1936. "Myths of the Owens Valley Paiute". University of California Publications in American Archaeology and Ethnology 34:355-440. Berkeley. (Four Lone Pine Shoshone myths including Theft of Fire, pp. 434-436.)
* Steward, Julian H. 1943. "Some Western Shoshoni Myths". Bureau of American Ethnology Bulletin 136:249-299. Washington, D.C. (Myths from Saline Valley, Panamint Valley, and Death Valley, including Theft of Fire, collected in 1935.)
* Zigmond, Maurice. 1980. Kawaiisu Mythology: An Oral Tradition of South-Central California. Ballena Press Anthropological Papers No. 18. Menlo Park, California. (Five Panamint myths, including Theft of Fire, collected from Panamint George, Andy Shoshone, and Johnnie Shoshone in the 1930s, pp. 221-236.)