(for PR #27920)

2025-05-24 17:48.54: New job: Lint
2025-05-24 17:48.54: Checking out commit 67423ee8. To reproduce:
                       git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27920/head" && git reset --hard 67423ee8
2025-05-24 17:48.54: Exec: "cp" "-a" "--" "/var/lib/ocurrent/var/git/opam-repository.git-a0bc4b41ddb868605dc1500002c27cfa79faf4389fe53b6754817ea16b48d458/.git" 
                           "/tmp/git-checkout10a78008"
2025-05-24 17:48.55: Exec: "git" "-C" "/tmp/git-checkout10a78008" "submodule" 
                           "deinit" "--force" "--all"
2025-05-24 17:48.55: Exec: "git" "-C" "/tmp/git-checkout10a78008" "reset" 
                           "--hard" "-q" "67423ee84b72a0a7e34b6e84fbb039f220f355cd"
2025-05-24 17:48.58: Exec: "git" "-c" "protocol.file.allow=always" "-C" 
                           "/tmp/git-checkout10a78008" "submodule" "update" 
                           "--recursive" "--init" "--no-fetch"
2025-05-24 17:48.58: Exec: "git" "merge" "-q" "--" "428327733193cda496cf0f6a6e47f2172aab591e"

To reproduce locally, on the opam-repository PR branch, run: 

    opam pin opam-ci-check git+https://github.com/ocurrent/opam-repo-ci.git#live
    opam-ci-check lint --opam-repository . ocaml-fsrs.0.1.0-alpha3:new=true

2025-05-24 17:48.58: Exec: "opam-ci-check" "lint" "--opam-repository" 
                           "." "ocaml-fsrs.0.1.0-alpha3:new=true"
Linting opam-repository at /tmp/git-checkout10a78008/. ...
https://github.com/chaosarium/ocaml-fsrs/archive/refs/tags/0.1.0-alpha3.tar.gz (Bad checksum, expected sha256=e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855)
Error in ocaml-fsrs.0.1.0-alpha3:              error 60: Upstream check failed: "The archive doesn't match checksum:
                - archive: sha256=c59a658e8bb848e84df0e89703b1bde5199022ba1e682886fba93e8a401575c1, in opam file: sha256=e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
              ."
Error in ocaml-fsrs.0.1.0-alpha3: No package source directory provided.
2025-05-24 17:49.24: Job failed: Error in ocaml-fsrs.0.1.0-alpha3: No package source directory provided.
Error in ocaml-fsrs.0.1.0-alpha3:              error 60: Upstream check failed: "The archive doesn't match checksum: