gitAndTools.git-dit: mark as broken

See inline comment; this does not build on Hydra and either requires custom
patching or a new release from upstream before it will build.

Note that we can still recompute the `cargoSha256` for NixOS#79975; the package
is broken in the identical way.

pkgs/applications/version-management/git-and-tools/git-dit/default.nix

@@ -26,10 +26,7 @@ buildRustPackage rec {
     sha256 = "1sx6sc2dj3l61gbiqz8vfyhw5w4xjdyfzn1ixz0y8ipm579yc7a2";
   };
 
-  # Delete this on next update; see #79975 for details
-  legacyCargoFetcher = true;
-
-  cargoSha256 = "10852131aizfw9j1yl4gz180h4gd8y5ymx3wmf5v9cmqiqxy8bgy";
+  cargoSha256 = "1wjbwd3scx71l2fpxgvgwaw05lkpw13rm6d2i1x5crhs7py96ky6";
 
   nativeBuildInputs = [
     cmake
@@ -51,6 +48,10 @@ buildRustPackage rec {
   meta = with stdenv.lib; {
     inherit (src.meta) homepage;
     description = "Decentralized Issue Tracking for git";
+    # This has not had a release in years and its cargo vendored dependencies
+    # fail to compile. It also depends on an unsupported openssl:
+    # https://github.com/NixOS/nixpkgs/issues/77503
+    broken = true;
     license = licenses.gpl2;
     maintainers = with maintainers; [ Profpatsch matthiasbeyer ];
   };