diff --git a/library/git b/library/git
index 0c9592d702..f02616394f 100755
--- a/library/git
+++ b/library/git
@@ -190,7 +190,7 @@ else:
 
 # handle errors from clone or pull
 
-if out.find('error') != -1:
+if out.find('error') != -1 or err.find('ERROR') != -1:
    fail_json(out=out, err=err)
 
 # switch to version specified regardless of whether