pkgos-fetch-fake-repo(8) on Linux
The text d15a4406ea2f, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster) shipped it. The page shows this text now.
prepear repository(folder) which contain Packages.gz and Sources.gz files of target distribution.