directive is silently ignored by eos fst, but it still has to be a valid...

 directive is silently ignored by eos fst, but it still has to be a valid executable file. Just to clearly state that this does not need to be changed to /opt/eos/... CTA uses eos-xrootd packages.

continuousintegration/docker/ctafrontend/cc7/config/ctaeos/etc/xrd.cf.fst

@@ -21,7 +21,8 @@ all.manager DUMMY_HOST_TO_REPLACE 2131
 xrd.port 1095
 ofs.persist off
 ofs.osslib libEosFstOss.so
-ofs.tpc pgm /usr/bin/xrdcp
+ofs.tpc pgm /bin/true
+# ofs.tpc pgm should point to an existing executable file but it is completely ignored by eos ofs implementation
 ###########################################################
 # this URL can be overwritten by EOS_BROKER_URL defined /etc/sysconfig/xrd
 fstofs.broker root://DUMMY_HOST_TO_REPLACE:1097//eos/