Installing texlive-revtex-2019.168.4.2csvn49751-lp151.164.1.noarch.rpm in
openSUSE Leap 15.1 leads to a conflict, see excerpt from /var/log/YaST/y2log:

2019-12-06 08:57:37 <1> localhost(25384) [Ruby]
packages/file_conflict_callbacks.rb:126 Found 1 conflicts: File
/usr/share/texmf/scripts/texlive/texconfig.sh
  from install of
     texlive-tetex-2019.168.3.0svn50602-lp151.164.1.noarch (openSUSE
BuildService - Publishing:TeXLive)
  conflicts with file from package
     texlive-texconfig-2017.134.svn44166-lp151.5.1.noarch (@System)

I aborted the installation.