Kbuild: Clarify the rpm-related make packaging targets

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/scripts/package/Makefile b/scripts/package/Makefile
index 7c434e0..5e32607 100644
--- a/scripts/package/Makefile
+++ b/scripts/package/Makefile
@@ -89,9 +89,8 @@
 # Help text displayed when executing 'make help'
 # ---------------------------------------------------------------------------
 help: FORCE
-	@echo '  rpm-pkg         - Build the kernel as an RPM package'
-	@echo '  binrpm-pkg      - Build an rpm package containing the compiled kernel'
-	@echo '                    and modules'
+	@echo '  rpm-pkg         - Build both source and binary RPM kernel packages'
+	@echo '  binrpm-pkg      - Build only the binary kernel package'
 	@echo '  deb-pkg         - Build the kernel as an deb package'
 	@echo '  tar-pkg         - Build the kernel as an uncompressed tarball'
 	@echo '  targz-pkg       - Build the kernel as a gzip compressed tarball'