[tex-live] hyperref/puenc.def broken after upgrade

[Giovanni Lanzani]

Pander <pander <at> users.sourceforge.net> writes:

[...]
> The error is:
[...]
> /usr/local/texlive/2012/texmf-dist/tex/latex/hyperref/puenc.def:
> ! LaTeX Error: Missing \begin{document}.
[...]
> Type  H <return>  for immediate help.
>  ...
> l.1591 \DeclareTextCommand[\textBeam}{P
>                                        U}{\9043\223}%* U+2393

Same here. Very annoying since hyperref was also broken with 
"subfig" a couple  of weeks ago.

Is there a way to "roll-back" to a previous version of the 
package? A là git reset?