File sepolicy-build-isolation.patch of Package policycoreutils

Index: policycoreutils-3.10/sepolicy/Makefile
===================================================================
--- policycoreutils-3.10.orig/sepolicy/Makefile
+++ policycoreutils-3.10/sepolicy/Makefile
@@ -27,7 +27,7 @@ test:
 	@$(PYTHON) test_sepolicy.py -v
 
 install:
-	$(PYTHON) -m pip install --prefix=$(PREFIX) `test -n "$(DESTDIR)" && echo --root $(DESTDIR) --ignore-installed --no-deps` $(PYTHON_SETUP_ARGS) .
+	$(PYTHON) -m pip install --no-build-isolation --prefix=$(PREFIX) `test -n "$(DESTDIR)" && echo --root $(DESTDIR) --ignore-installed --no-deps` $(PYTHON_SETUP_ARGS) .
 	[ -d $(DESTDIR)$(BINDIR) ] || mkdir -p $(DESTDIR)$(BINDIR)
 	install -m 755 sepolicy.py $(DESTDIR)$(BINDIR)/sepolicy
 	(cd $(DESTDIR)$(BINDIR); ln -sf sepolicy sepolgen)