From afa39e7d9610a23be700f79472705033db8e105c Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Sat, 4 Nov 2023 08:35:44 +1000
Subject: [PATCH] Give users a hint when they try to build from a source
 tarball

---
 build/runner/src/build.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/build/runner/src/build.rs b/build/runner/src/build.rs
index 950a99aec..77c82433e 100644
--- a/build/runner/src/build.rs
+++ b/build/runner/src/build.rs
@@ -165,7 +165,8 @@ fn get_buildhash() -> String {
         .args(["rev-parse", "--short=8", "HEAD"])
         .output()
         .expect("git");
-    assert!(output.status.success(), "git failed");
+    assert!(output.status.success(),
+            "Invoking 'git' failed. Make sure you're building from a clone of the git repo, and that 'git' is installed.");
     String::from_utf8(output.stdout).unwrap().trim().into()
 }