Add rpm segment in mkrpm script

build/tasks/mkrpm-task.coffee

@@ -38,7 +38,7 @@ module.exports = (grunt) ->
     desktopFilePath = fillTemplate(path.join('resources', 'linux', 'atom.desktop'), data)
 
     cmd = path.join('script', 'mkrpm')
-    args = [specFilePath, desktopFilePath, rpmDir]
+    args = [specFilePath, desktopFilePath, buildDir]
     spawn {cmd, args}, (error) ->
       if error?
         done(error)

script/mkrpm

@@ -17,6 +17,6 @@ cp ./atom.sh $RPM_BUILD_ROOT/BUILD
 cp $DESKTOP_FILE $RPM_BUILD_ROOT/BUILD
 
 rpmbuild -ba $SPEC_FILE
-cp $RPM_BUILD_ROOT/RPMS/$ARCH/atom-*.rpm $BUILD_DIRECTORY
+cp $RPM_BUILD_ROOT/RPMS/$ARCH/atom-*.rpm $BUILD_DIRECTORY/rpm
 
 rm -rf $RPM_BUILD_ROOT