Fix get-orig-source target

debian/rules

@@ -8,6 +8,9 @@ PRODUCED_JAR=regex.jar
 NAMESPACE=net.cgrand/regex
 MAVEN_META=META-INF/maven/$(NAMESPACE)
 
+COMMIT_SHA=433265fba6c6fc11e525c6f716b8dd0b583d276f
+VERSION=0.0~git20130321.1.433265f
+
 %:
 	dh $@ --with javahelper,jh_maven_repo_helper
 
@@ -24,10 +27,10 @@ override_jh_clean:
 	rm -rf $(CURDIR)/meta
 
 get-orig-source:
-	wget https://github.com/cgrand/regex/archive/433265fba6c6fc11e525c6f716b8dd0b583d276f.tar.gz -O origsource.tar.gz
-	tar xf origsource.tar.gz
-	cd regex-433265fba6c6fc11e525c6f716b8dd0b583d276f; \
-	tar czf ../regex-clojure_1.1.0.orig.tar.gz *; \
+	wget https://github.com/cgrand/regex/archive/$(COMMIT_SHA).tar.gz 
+	tar xf $(COMMIT_SHA).tar.gz
+	cd regex-$(COMMIT_SHA); \
+	tar czf ../regex-clojure_$(VERSION).orig.tar.gz *; \
 	cd ..; \
-	rm origsource.tar.gz; \
-	rm -rf regex-433265fba6c6fc11e525c6f716b8dd0b583d276f
+	rm $(COMMIT_SHA).tar.gz; \
+	rm -rf regex-$(COMMIT_SHA)