2 files changed, 15 insertions, 2 deletions
diff --git a/src/bootstrap/channel.rs b/src/bootstrap/channel.rs
index c126c076a3d..2607ce412f1 100644
--- a/src/bootstrap/channel.rs
+++ b/src/bootstrap/channel.rs
@@ -42,9 +42,22 @@ struct Info {
 
 impl GitInfo {
     pub fn new(dir: &Path) -> GitInfo {
-        if !dir.join(".git").is_dir() {
+        // See if this even begins to look like a git dir
+        if !dir.join(".git").exists() {
             return GitInfo { inner: None }
         }
+
+        // Make sure git commands work
+        let out = Command::new("git")
+                          .arg("rev-parse")
+                          .current_dir(dir)
+                          .output()
+                          .expect("failed to spawn git");
+        if !out.status.success() {
+            return GitInfo { inner: None }
+        }
+
+        // Ok, let's scrape some info
         let ver_date = output(Command::new("git").current_dir(dir)
                                       .arg("log").arg("-1")
                                       .arg("--date=short")
diff --git a/src/bootstrap/lib.rs b/src/bootstrap/lib.rs
index 618e4d67705..72aec15e532 100644
--- a/src/bootstrap/lib.rs
+++ b/src/bootstrap/lib.rs
@@ -232,7 +232,7 @@ impl Build {
             None => false,
         };
         let rust_info = channel::GitInfo::new(&src);
-        let cargo_info = channel::GitInfo::new(&src.join("src/tools/cargo"));
+        let cargo_info = channel::GitInfo::new(&src.join("cargo"));
 
         Build {
             flags: flags,