minors updates

Author: lumarogit

README.md

@@ -86,6 +86,7 @@ Available options:
     zipman:      Compress manual (man and info) pages with gzip.
     buildflags:  Enable buildflags (CFLAGS and CXXFLAGS).
     makeflags:   Enable makeflags (MAKEFLAGS).
+    checksum:    Enable checking checksum.
                                         
 ### pkgbuild
 `pkgbuild` is a tool to build package from ports. Is will source `spkgbuild` to get build information before creating package. Package is created into `<name>-<version>-<release>.spkg.xz` format. To build package, you need `cd` into port directory before run `pkgbuild` command.

scratchpkg.repo

@@ -6,7 +6,7 @@
 #
 # example:
 #    /usr/ports/myrepo
-#    /usr/ports/core        https://github.com/venomlinux/ports/tree/4.0/core
+#    /usr/ports/core        https://github.com/venomlinux/ports/tree/venom4/core
 #    /usr/ports/main        https://github.com/venomlinux/ports/tree/repos/main
 #    /usr/ports/multilib    https://github.com/venomlinux/ports/tree/repos/multilib
 #