diff --git a/pkgs/development/tools/analysis/tartan/default.nix b/pkgs/development/tools/analysis/tartan/default.nix
index 1106d017cba1..f56a6260e7f1 100644
--- a/pkgs/development/tools/analysis/tartan/default.nix
+++ b/pkgs/development/tools/analysis/tartan/default.nix
@@ -12,7 +12,7 @@
 
 stdenv.mkDerivation rec {
   pname = "tartan";
-  version = "unstable-2021-12-23";
+  version = "0.3.0-unstable-2021-12-23";
 
   src = fetchFromGitLab {
     domain = "gitlab.freedesktop.org";
diff --git a/pkgs/development/tools/goperf/default.nix b/pkgs/development/tools/goperf/default.nix
index ed1a6c1a23b7..ffb644aaea40 100644
--- a/pkgs/development/tools/goperf/default.nix
+++ b/pkgs/development/tools/goperf/default.nix
@@ -8,7 +8,7 @@
 
 buildGoModule rec {
   pname = "goperf";
-  version = "unstable-2023-11-08";
+  version = "0-unstable-2023-11-08";
 
   src = fetchgit {
     url = "https://go.googlesource.com/perf";
@@ -22,8 +22,8 @@ buildGoModule rec {
     export UPDATE_NIX_ATTR_PATH=goperf
     ${lib.escapeShellArgs (unstableGitUpdater { inherit (src) url; })}
     set -x
-    oldhash="$(nix-instantiate . --eval --strict -A "goperf.go-modules.drvAttrs.outputHash" | cut -d'"' -f2)"
-    newhash="$(nix-build -A goperf.go-modules --no-out-link 2>&1 | tail -n3 | grep 'got:' | cut -d: -f2- | xargs echo || true)"
+    oldhash="$(nix-instantiate . --eval --strict -A "goperf.goModules.drvAttrs.outputHash" | cut -d'"' -f2)"
+    newhash="$(nix-build -A goperf.goModules --no-out-link 2>&1 | tail -n3 | grep 'got:' | cut -d: -f2- | xargs echo || true)"
     fname="$(nix-instantiate --eval -E 'with import ./. {}; (builtins.unsafeGetAttrPos "version" goperf).file' | cut -d'"' -f2)"
     ${lib.getExe sd} --string-mode "$oldhash" "$newhash" "$fname"
   '';
diff --git a/pkgs/development/tools/misc/c2ffi/default.nix b/pkgs/development/tools/misc/c2ffi/default.nix
index a66ae2aa35ea..28364b8beeed 100644
--- a/pkgs/development/tools/misc/c2ffi/default.nix
+++ b/pkgs/development/tools/misc/c2ffi/default.nix
@@ -24,6 +24,9 @@ llvmPackages.stdenv.mkDerivation {
   passthru.updateScript = unstableGitUpdater {
     url = "https://github.com/rpav/c2ffi.git";
     branch = c2ffiBranch;
+    # Tags only exist for older LLVM versions, so they would result in nonsense names
+    # like: c2ffi-llvm-16.0.0-11.0.0.0-unstable-YYYY-MM-DD
+    hardcodeZeroVersion = true;
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/tools/misc/luarocks/luarocks-nix.nix b/pkgs/development/tools/misc/luarocks/luarocks-nix.nix
index 20acab5a8584..08f25fbd367e 100644
--- a/pkgs/development/tools/misc/luarocks/luarocks-nix.nix
+++ b/pkgs/development/tools/misc/luarocks/luarocks-nix.nix
@@ -2,7 +2,7 @@
 
 luarocks.overrideAttrs (old: {
   pname = "luarocks-nix";
-  version = "unstable-2023-10-19";
+  version = "0-unstable-2023-10-19";
 
   src = fetchFromGitHub {
     owner = "nix-community";
@@ -14,10 +14,15 @@ luarocks.overrideAttrs (old: {
   patches = [ ];
 
   passthru = {
-    updateScript = unstableGitUpdater { };
+    updateScript = unstableGitUpdater {
+      # tags incompletely inherited from regular luarocks
+      hardcodeZeroVersion = true;
+    };
   };
 
-  meta = old.meta // {
+  # old.meta // { /* ... */ } doesn't update meta.position, which breaks the updateScript
+  meta = {
+    inherit (old.meta) description license maintainers platforms;
     mainProgram = "luarocks";
   };
 })
diff --git a/pkgs/development/tools/misc/patchelf/unstable.nix b/pkgs/development/tools/misc/patchelf/unstable.nix
index c2d9b2c0bede..212f0b8cebc4 100644
--- a/pkgs/development/tools/misc/patchelf/unstable.nix
+++ b/pkgs/development/tools/misc/patchelf/unstable.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   pname = "patchelf";
-  version = "unstable-2024-01-15";
+  version = "0.18.0-unstable-2024-01-15";
 
   src = fetchFromGitHub {
     owner = "NixOS";
diff --git a/pkgs/development/tools/vala-lint/default.nix b/pkgs/development/tools/vala-lint/default.nix
index bb063fdfe32e..8fd63f6e30a3 100644
--- a/pkgs/development/tools/vala-lint/default.nix
+++ b/pkgs/development/tools/vala-lint/default.nix
@@ -15,7 +15,7 @@
 
 stdenv.mkDerivation rec {
   pname = "vala-lint";
-  version = "unstable-2023-12-05";
+  version = "0-unstable-2023-12-05";
 
   src = fetchFromGitHub {
     owner = "vala-lang";