The problem is that inside the HASHES file there are more than one checksum per file.
This one is inside the file but also two other checksums for the same file 
d9a17a3ab68ffb29a7f6c544c8edda669c3dc0b3b5916828396271d249910b49 ./check-mk-raw-1.6.0p12_0.focal_amd64.deb
2dce436f35014600c4c48f779a0fd88db75f4107850a998f8c7290a0ac72aac7 ./check-mk-raw-1.6.0p12_0.focal_amd64.deb
be908f6e4fe0ac1c20d8082e8928de77a9960d8bc7dd6ccec0d7d39f63edbdb0 ./check-mk-raw-1.6.0p12_0.focal_amd64.deb