Split RPM CoW change in individual patches
    
    The files below needed to be adapted to work on top of c8s version:
    
    * SOURCES/0001-RPM-with-Copy-on-Write.patch
    * SOURCES/0002-Remove-use-of-bool-type-for-consistency.patch
    * SOURCES/0005-tests-rpm2extents-Add-basic-tests-for-rpm2extents.patch
    * SOURCES/0010-rpm2extents-Make-rpmkeys-support-reading-metadata-fr.patch
    * SOURCES/0012-rpmextents-Create-an-internal-library-to-make-rpmext.patch
    * SOURCES/0016-test-new-runroot_plugins-function-to-run-command-in-.patch
    * SOURCES/0017-test-Add-test-installing-an-RPM-with-reflink-plugin.patch
    * SOURCES/0030-rpmcow-Make-rpm-i-install-package-without-the-need-o.patch
    
    said changes:
    https://gist.github.com/chantra/fdcf38f8e12f29bab539a5d0dde97ea7