--- rankmirrors.orig	2010-08-26 16:25:52.246667078 +0100
+++ rankmirrors.new	2010-08-26 16:23:03.216667062 +0100
@@ -70,15 +70,16 @@
 getfetchurl() {
 	local strippedurl="${1%/}"
 
-	local replacedurl="${replacedurl//'$arch'/$ARCH}"
+	strippedurl="${strippedurl//'$arch'/$ARCH}"
+	
 	if [[ ! $TARGETREPO ]]; then
-		replacedurl="${strippedurl//'$repo'/core}"
+		local replacedurl="${strippedurl//'$repo'/core}"
 		local tmp="${replacedurl%/*}"
 		tmp="${tmp%/*}"
 
 		local reponame="${tmp##*/}"
 	else
-		replacedurl="${strippedurl//'$repo'/$TARGETREPO}"
+		local replacedurl="${strippedurl//'$repo'/$TARGETREPO}"
 		local reponame="$TARGETREPO"
 	fi