sed after moving to the top-level of the
repository.  For example:</p>
</div>
<div class="listingblock">
<div class="content">
<pre>prefix=$(git rev-parse --show-prefix)
cd "$(git rev-parse --show-toplevel)"
# rev-parse provides the -- needed for 'set'
eval "set $(git rev-parse --sq --prefix "$prefix" -- "$@")"</pre>
</div>
</div>
</dd>
<dt class="hdlist1">--verify</dt>
<dd>
<p>Verify that exactly one parameter is provided, and that it
can be turned into a raw 20-byte SHA-1 that can be used to
access the ob