Authorization required: sitemap.xml
Verification word: clergyman

Approve on your phone -- open or scan this on a device with your passkey:
  https://auth.ck1.me/a/eyJhbGciOiJIUzI1NiJ9.eyJyZXMiOnsidHlwZSI6Im9iamVjdCIsImlkIjoic2l0ZW1hcC54bWwifSwid29yZCI6ImNsZXJneW1hbiIsImp0aSI6Ijc0ZWUwNjViZGRjYTQ1MjQ4MWY2N2M1Y2MxODE4OTVkIiwiaXNzIjoic2VydmVzLmNrMS5tZSIsImF1ZCI6ImF1dGguY2sxLm1lIiwiaWF0IjoxNzgyODUxODM0LCJleHAiOjE3ODI4NTIxMzR9.eIx11Nq3L6k-gtbNFnhmgPRO1UQdlEfPPF1jwc_Iteg

(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.eyJyZXMiOnsidHlwZSI6Im9iamVjdCIsImlkIjoic2l0ZW1hcC54bWwifSwid29yZCI6ImNsZXJneW1hbiIsImp0aSI6Ijc0ZWUwNjViZGRjYTQ1MjQ4MWY2N2M1Y2MxODE4OTVkIiwiaXNzIjoic2VydmVzLmNrMS5tZSIsImF1ZCI6ImF1dGguY2sxLm1lIiwiaWF0IjoxNzgyODUxODM0LCJleHAiOjE3ODI4NTIxMzR9.eIx11Nq3L6k-gtbNFnhmgPRO1UQdlEfPPF1jwc_Iteg' -o 'sitemap.xml'