From a47fabff0dbcd63e2645db7336dde5865a1995c4 Mon Sep 17 00:00:00 2001
From: Julia Evans <julia@jvns.ca>
Date: Sun, 17 Dec 2023 12:14:55 -0500
Subject: [PATCH] use params.isFetchGit instead to check if it came from
 fetchGit

---
 src/libexpr/primops/fetchTree.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libexpr/primops/fetchTree.cc b/src/libexpr/primops/fetchTree.cc
index fa503665e..505900b30 100644
--- a/src/libexpr/primops/fetchTree.cc
+++ b/src/libexpr/primops/fetchTree.cc
@@ -167,7 +167,7 @@ static void fetchTree(
         input = lookupInRegistries(state.store, input).first;
 
     if (evalSettings.pureEval && !input.isLocked())
-        if (type == "git")
+        if (params.isFetchGit)
             state.debugThrowLastTrace(EvalError("in pure evaluation mode, 'fetchGit' requires a locked input, at %s", state.positions[pos]));
         else
             state.debugThrowLastTrace(EvalError("in pure evaluation mode, 'fetchTree' requires a locked input, at %s", state.positions[pos]));