https://blog.ajomathew.dev/tags/azure-devops/Recent content in Azure DevOps on Ajo MathewHugo -- gohugo.ioen-USThu, 17 Jun 2021 00:00:00 +0000https://blog.ajomathew.dev/posts/2021-06-17-azuredevops-checkout/Thu, 17 Jun 2021 00:00:00 +0000https://blog.ajomathew.dev/posts/2021-06-17-azuredevops-checkout/<p>I configured CI build for every pull request, which started failing suddenly with the below sets of errors.</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>error: cannot lock ref <span style="color:#e6db74">&#39;refs/remotes/origin/release&#39;</span>: there is a non-empty directory <span style="color:#e6db74">&#39;.git/refs/remotes/origin/release&#39;</span> blocking reference <span style="color:#e6db74">&#39;refs/remotes/origin/release&#39;</span> </span></span><span style="display:flex;"><span> ! <span style="color:#f92672">[</span>new branch<span style="color:#f92672">]</span> release -&gt; origin/release <span style="color:#f92672">(</span>unable to update local ref<span style="color:#f92672">)</span> </span></span><span style="display:flex;"><span><span style="color:#75715e">##[warning]Git fetch failed with exit code 1, back off 9.729 seconds before retry.</span> </span></span><span style="display:flex;"><span>git -c http.extraheader<span style="color:#f92672">=</span><span style="color:#e6db74">&#34;AUTHORIZATION: bearer ***&#34;</span> fetch --force --tags --prune --progress --no-recurse-submodules origin +refs/heads/*:refs/remotes/origin/* +refs/pull/2476/merge:refs/remotes/pull/2476/merge </span></span><span style="display:flex;"><span>error: cannot lock ref <span style="color:#e6db74">&#39;refs/remotes/origin/release&#39;</span>: there is a non-empty directory <span style="color:#e6db74">&#39;.git/refs/remotes/origin/release&#39;</span> blocking reference <span style="color:#e6db74">&#39;refs/remotes/origin/release&#39;</span> </span></span></code></pre></div><p>I tried cleaning the checkout dir in my custom Azure DevOps build agent. After a lot of searching. I found the root cause.</p>