Authorization required: sitemap.xml
Verification word: saloon

Approve on your phone -- open or scan this on a device with your passkey:
  https://auth.ck1.me/a/eyJhbGciOiJIUzI1NiJ9.eyJyZXMiOnsidHlwZSI6Im9iamVjdCIsImlkIjoic2l0ZW1hcC54bWwifSwid29yZCI6InNhbG9vbiIsImp0aSI6ImNiZjNjOGI5N2E0MzQ2M2Y5YzRhODg0YjlmM2RhMDQxIiwiaXNzIjoic2VydmVzLmNrMS5tZSIsImF1ZCI6ImF1dGguY2sxLm1lIiwiaWF0IjoxNzkzMTIyNjMyLCJleHAiOjE3OTMxMjI5MzJ9.X-kmP6BeNeP_priG_4-Mtro62n2f5aRc6M0n75zqKAo

(No browser on this box? Cmd-click that link to open it on your laptop;
 it shows a QR you can scan with your phone.)

Then fetch the file -- this command waits until you approve:
  curl -fL 'https://serves.ck1.me/sitemap.xml?grant=eyJhbGciOiJIUzI1NiJ9.eyJyZXMiOnsidHlwZSI6Im9iamVjdCIsImlkIjoic2l0ZW1hcC54bWwifSwid29yZCI6InNhbG9vbiIsImp0aSI6ImNiZjNjOGI5N2E0MzQ2M2Y5YzRhODg0YjlmM2RhMDQxIiwiaXNzIjoic2VydmVzLmNrMS5tZSIsImF1ZCI6ImF1dGguY2sxLm1lIiwiaWF0IjoxNzkzMTIyNjMyLCJleHAiOjE3OTMxMjI5MzJ9.X-kmP6BeNeP_priG_4-Mtro62n2f5aRc6M0n75zqKAo' -o 'sitemap.xml'