Preheat oven to 350 F.
Heat oil in large skillet over medium-high heat, add onions, garlic, chipotle and oregano; cook stirring occasionally 4-5 minutes. Remove from heat and stir in sour cream, green chiles, 3 cups cheese, turkey and 1/2 cup Golden Roma Chipotle.
Spray 9x13-inch baking dish with cooking spray and spread 1/2 cup of Golden Roma Chipotle on bottom of dish. Divide turkey mixture onto center of tortillas. Roll up tortillas and arrange seam-side down in prepared baking pan. Spoon remaining Golden Roma Chipotle over tortillas. Sprinkle with remaining cheese.
Bake enchiladas, uncovered, until heated through, about 25-30 minutes.
Sprinkle olives and green onions over and serve with additional sour cream, if desired.