old_contents: SPECFILE_SECTIONS=['%header', # special "section" for the start of specfile
                     '%description',
                     '%package',
                     '%prep',
                     '%build',
                     '%install',
                     '%clean',
                     '%check',
                     '%files',
                     '%changelog']
  
  
new_contents: SPECFILE_SECTIONS=['%header', # special "section" for the start of specfile
                     '%description',
                     '%package',
                     '%prep',
                     '%build',
                     '%install',
                     '%clean',
                     '%check',
                     '%files',
                     '%changelog']
  
  RUNTIME_SECTIONS=['%prep', '%build', '%install', '%clean', '%check']
  METAINFO_SECTIONS=['%header', '%package']
  
subject: Add some handy section lists into settings