the pi doesn't run debian, it runs raspbian, so probably https is not supported on the raspbian repo's. certainly downloading a debian package won't work on the pi. These are specific instructions to install Sonarr on Raspbian.
1 Add lamb and garlic. 2  Stir the lamb to break up, about 5 minutes. 3  Stir in tomato paste and cook for 1 to 2 minutes. 4  Stir in carrots, bell pepper, bay leaf, cumin, salt, black pepper and parsley. 5  Saute until carrots are soft. 6  Add water and bring to a boil. Stir the lamb to break up, about 5 minutes. 2  Stir in tomato paste and cook for 1 to 2 minutes. 3  Stir in carrots, bell pepper, bay leaf, cumin, salt, black pepper and parsley. 4  Saute until carrots are soft. 5  Add water and bring to a boil. 6  Turn heat to low and simmer, covered, about 30 minutes.
Mix first 4 ingredients and 1 tablespoon olive oil in large bowl. Add lamb; turn to coat. Let marinate at room temperature at least 30 minutes and up to 1 hour. Preheat oven to 400Â°F. Heat remaining 1 tablespoon olive oil in heavy large ovenproof skillet over high heat. Add lamb; cook until browned, about 3 minutes per side. Transfer skillet to oven and roast lamb chops to desired doneness, about 10 minutes for medium-rare. Transfer lamb to platter, cover, and let rest 5 minutes.