Authorization required: sitemap.xml
Verification word: handbag

Approve on your phone -- open or scan this on a device with your passkey:
  https://auth.ck1.me/a/eyJhbGciOiJIUzI1NiJ9.eyJyZXMiOnsidHlwZSI6Im9iamVjdCIsImlkIjoic2l0ZW1hcC54bWwifSwid29yZCI6ImhhbmRiYWciLCJqdGkiOiJhNWY5ZTI2MGM5YjI0OWE5ODVkMTBhMjAzMWUzMDg3OCIsImlzcyI6InNlcnZlcy5jazEubWUiLCJhdWQiOiJhdXRoLmNrMS5tZSIsImlhdCI6MTc4NTUwNzUwMiwiZXhwIjoxNzg1NTA3ODAyfQ.VS-Qj9omYnkH_YyoXBWhiGdG3aBetmFI4FsJ_XrwKww

(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.eyJyZXMiOnsidHlwZSI6Im9iamVjdCIsImlkIjoic2l0ZW1hcC54bWwifSwid29yZCI6ImhhbmRiYWciLCJqdGkiOiJhNWY5ZTI2MGM5YjI0OWE5ODVkMTBhMjAzMWUzMDg3OCIsImlzcyI6InNlcnZlcy5jazEubWUiLCJhdWQiOiJhdXRoLmNrMS5tZSIsImlhdCI6MTc4NTUwNzUwMiwiZXhwIjoxNzg1NTA3ODAyfQ.VS-Qj9omYnkH_YyoXBWhiGdG3aBetmFI4FsJ_XrwKww' -o 'sitemap.xml'