anchor.diff:  
   IF "%1" == "" (
     echo Master repository URL is not provided
  -  GOTO :USAGE
  +  GOTO USAGE
   )
   
   IF "%2" == "" (
     echo Mirror repository URL is not provided
  -  GOTO :USAGE
  +  GOTO USAGE
   )
   
   SET masterRepoUrl=%1
  
positive.code: 
  :ERROR
  echo Errors during script execution
  GOTO :END
  
  :USAGE
  echo MirrorChanges.bat MasterRepositoryURL MirrorRepositoryURL
  echo MasterRepositoryURL is the remote URL of the Git repository which contains the changes to be mirrored
  echo MirrorRepositoryURL is the remote UL of the Git repository which will mirror the changes in the master repository
  set ERRORLEVEL=1
  GOTO :END
  
negative.code: 
  echo Clone master repository to mirror directory
  git clone --mirror %masterRepoUrl% %mirrorDirName%
  IF NOT %ERRORLEVEL%  0 GOTO ERROR
  
  cd %mirrorDirName%
  
  