txt2img

parameters

furry, solo, detailed fur, 1boy, great outdoors, twilight, kneeling, BREAK,
anthro, border collie, (young), (cub:1.7), black and white fur, blue eyes, naked, erection, canine penis, balls, stretching, tail, BREAK,
masterpiece, best quality, amazing quality, very aesthetic, high resolution, absurdres, depth of field, newest, scenery, ultra-detailed, detailed eyes, detailed fluffy fur, dynamic lighting, 8k, HDR, ultra-HD, highly detailed, HDR, realism, realistic, photorealism, photorealistic, realistic lighting, caustic shadows, dutch angle,
Negative prompt: hair, (worst quality, bad quality:1.2), lowres, low quality, bad male anatomy, bad female anatomy, grainy, noisy, render, filmgrain, text, deformed, disfigured, (female), (breasts), abs, extra fingers, bad anatomy, signature, patreon, web address, text, feral, blurry, faded, antique, muted colors, greyscale, boring colors, flat, bad photo, terrible 3D render, glitch, cross-eyed, lazy eye, ugly, distorted, glitched, lifeless, bad proportions, watermark, window, human penis, vagina,
Steps: 40, Sampler: Euler a, Schedule type: Karras, CFG scale: 5, Seed: 3094797088, Size: 1024x1024, Model hash: 4b7db59db3, Model: novaFurryXL_ilV120, Version: f2.0.1v1.10.1-previous-669-gdfdcbab6


Then some editing and:


img2img 

parameters

furry, solo, detailed fur, 1boy, great outdoors, twilight, kneeling, BREAK,
anthro, border collie, (young), (cub:1.7), black and white fur, blue eyes, naked, erection, canine penis, balls, stretching, tail, BREAK,
masterpiece, best quality, amazing quality, very aesthetic, high resolution, absurdres, depth of field, newest, scenery, ultra-detailed, detailed eyes, detailed fluffy fur, dynamic lighting, 8k, HDR, ultra-HD, highly detailed, HDR, realism, realistic, photorealism, photorealistic, realistic lighting, caustic shadows, dutch angle,
Negative prompt: hair, (worst quality, bad quality:1.2), lowres, low quality, bad male anatomy, bad female anatomy, grainy, noisy, render, filmgrain, text, deformed, disfigured, (female), (breasts), abs, extra fingers, bad anatomy, signature, patreon, web address, text, feral, blurry, faded, antique, muted colors, greyscale, boring colors, flat, bad photo, terrible 3D render, glitch, cross-eyed, lazy eye, ugly, distorted, glitched, lifeless, bad proportions, watermark, window, human penis, vagina,
Steps: 40, Sampler: DPM++ 3M SDE, Schedule type: Karras, CFG scale: 5, Seed: 3094797088, Size: 2016x1808, Model hash: 4b7db59db3, Model: novaFurryXL_ilV120, Denoising strength: 0.45, Version: f2.0.1v1.10.1-previous-669-gdfdcbab6

Then a lot of coloring, inpainting, etc, followed by upscaling 

Postprocess upscale by: 1.4, Postprocess upscaler: 8xNMKDSuperscale_150000G