Quoting from source paper when working on reviewer feedback

In original document

\usepackage{clipboard} 
\newclipboard{myclipboard}

\Copy{somekey}{
Text to quote
}

In response to reviewers

\usepackage{clipboard}
\openclipboard{myclipboard}
\usepackage{csquotes}


\begin{displayquote}
\Paste{somekey}
\end{displayquote}