test-rebuild: fix builddep command and ghc-PKG rpm listing

test-rebuild

@@ -5,7 +5,7 @@ PKG=$1
 fedpkg clone -a $PKG
 cd $PKG
 
-sudo yum build-depends $PKG
+sudo yum builddep $PKG
 
 fedpkg local
 
@@ -19,7 +19,7 @@ sudo yum install $PKGS
 
 for i in $PKGS; do
   for k in requires provides; do
-    rpm -qp --$k $i*.rpm > ../test/$i.$k.test
+    rpm -qp --$k $(ls $i*.rpm | head) > ../test/$i.$k.test
     rpm -q --$k $i > ../test/$i.$k.installed
     diff -u ../test/$i.$k.installed ../test/$i.$k.test > ../$i.$k.diff
   done