rence
transaction, <code>&lt;new-value&gt;</code> is the new object name to be stored in the
ref and <code>&lt;ref-name&gt;</code> is the full name of the ref. When force updating
the reference regardless of its current value or when the reference is
to be created anew, <code>&lt;old-value&gt;</code> is the all-zeroes object name. To
distinguish these cases, you can inspect the current value of
<code>&lt;ref-name&gt;</code> via <code>git rev-parse</code>.</p>
</div>
<div class="paragraph">
<p>For symbolic r