Added yum-utils and mock to required packages

puppet/modules/buildtools/manifests/init.pp

@@ -13,6 +13,8 @@ class buildtools {
 	}
 
 	package { 'rpm-build': ensure => 'latest' }
+	package { 'yum-utils': ensure => 'latest' }
+	package { 'mock': ensure => 'latest' }
 	package { 'redhat-rpm-config': ensure => 'latest' }
 	package { 'make': ensure => 'latest' }
 	package { 'gcc': ensure => 'latest' }