(channel
 (version 0)
 (directory ".guix")
 (dependencies
  (channel
   (name guix-bioinformatics)
   (url "https://git.genenetwork.org/guix-bioinformatics"))
  ;; Unfortunately, Guix suffers from an open bug whereby channel
  ;; dependencies are not resolved recursively. Hence, we must depend
  ;; on the guix-past channel explicitly. See
  ;; https://issues.guix.gnu.org/68797 for details.
  (channel
   (name guix-past)
   (url "https://codeberg.org/guix-science/guix-past")
   (introduction
    (channel-introduction
     (version 0)
     (commit "0c119db2ea86a389769f4d2b9c6f5c41c027e336")
     (signer
      "3CE4 6455 8A84 FDC6 9DB4  0CFB 090B 1199 3D9A EBB5"))))))