 variable to <code>1</code> will cause Git to treat all
pathspecs as case-insensitive.</p>
</dd>
<dt class="hdlist1"><code>GIT_REFLOG_ACTION</code></dt>
<dd>
<p>When a ref is updated, reflog entries are created to keep
track of the reason why the ref was updated (which is
typically the name of the high-level command that updated
the ref), in addition to the old and new values of the ref.
A scripted Porcelain command can use set_reflog_action
helper function in <code>git-sh-setup</code> to set its name to th