Here you will find the Repbase Update collection.
You can either download the entire collection:

• EMBL format (27.48 MB) 08-30-2010:
  Local: RepBase15.08.embl.tar.gz

• FASTA format (14.50 MB) 08-30-2010:
  Local: RepBase15.08.fasta.tar.gz

• Repeatmasker edition:
  Local:repeatmaskerlibraries-20090604.tar.gz (11.27 MB)
  

• REPET edition:
  Local:RepBase15.04_REPET.embl.tar.gz (8.72 MB)
  

then use:

        gunzip RepBase15.08.embl.tar.gz
        tar xvf RepBase15.08.embl.tar

or, if you have gtar installed:

        gtar -zxvf RepBase15.08.embl.tar.gz

to untar and uncompress it;

or you can download each section separately from the subdirectories:

• RepBase15.08.embl 08-30-2010
  
• RepBase15.08.fasta 08-30-2010