git-stree: drop

Upstream hasn't seen any activity for 10 years and has a deprecation notice with an alternative recommendation

pkgs/by-name/gi/git-stree/package.nix

@@ -1,33 +0,0 @@
-{
-  stdenv,
-  lib,
-  fetchFromGitHub,
-  ...
-}:
-
-stdenv.mkDerivation {
-  pname = "git-stree";
-  version = "0.4.5";
-
-  src = fetchFromGitHub {
-    owner = "tdd";
-    repo = "git-stree";
-    rev = "0.4.5";
-    sha256 = "0y5h44n38w6rhy9m591dvibxpfggj3q950ll7y4h49bhpks4m0l9";
-  };
-
-  installPhase = ''
-    mkdir -p $out/bin $out/share/bash-completion/completions
-    install -m 0755 git-stree $out/bin/
-    install -m 0644 git-stree-completion.bash $out/share/bash-completion/completions/
-  '';
-
-  meta = with lib; {
-    description = "Better Git subtree helper command";
-    homepage = "http://deliciousinsights.github.io/git-stree";
-    license = licenses.mit;
-    maintainers = [ maintainers.benley ];
-    platforms = platforms.unix;
-    mainProgram = "git-stree";
-  };
-}

pkgs/top-level/aliases.nix

@@ -727,6 +727,7 @@ mapAliases {
   ''; # Added 2024-10-12
   git-backup = throw "git-backup has been removed, as it has been abandoned upstream. Consider using git-backup-go instead.";
   git-credential-1password = throw "'git-credential-1password' has been removed, as the upstream project is deleted."; # Added 2024-05-20
+  git-stree = throw "'git-stree' has been deprecated by upstream. Upstream recommends using 'git-subrepo' as a replacement."; # Added 2025-05-05
 
   gitAndTools = self // {
     darcsToGit = darcs-to-git;