Place all ingredients in a blender. Blend until mostly smooth (marinade will still have texture, but should not have any large chunks).
¼ cup vegetable oil, ½ cup red wine vinegar, ⅓ cup lime juice, ⅓ cup orange juice, 2 tbsp garlic, ½ head of cilantro, 1 medium onion, ½ red bell pepper, 1-2 jalapenos , 1 tbsp cumin, 1 tbsp chili powder, 1 tbsp Mexican oregano, ¼ tsp ground cloves, 1½ tbsp kosher salt, 1 tbsp pepper