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        (branch "master")
        (commit
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        (introduction
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              "2A39 3FFF 68F4 EF7A 3D29  12AF 6F51 20A0 22FB B2D5"))))
      (channel
        (name 'rosenthal)
        (url "https://github.com/rakino/rosenthal")
        (branch "trunk")
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            (openpgp-fingerprint
              "13E7 6CD6 E649 C28C 3385  4DF5 5E5A A665 6149 17F7"))))
      )