From 89c54af01db145996d680b8ade82370e3564c7b1 Mon Sep 17 00:00:00 2001
From: Jean-Paul Calderone <exarkun@twistedmatrix.com>
Date: Wed, 6 Jan 2021 16:05:35 -0500
Subject: [PATCH] Guess we need the rest of the repo too, surprise.

---
 .github/workflows/ci.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 243d865e4..473cc7d53 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -96,6 +96,10 @@ jobs:
       - name: "Check out Tahoe-LAFS sources"
         uses: "actions/checkout@v2"
 
+      - name: "Fetch all history for all tags and branches"
+        run: |
+          git fetch --prune --unshallow
+
       - name: "Finish Coveralls Reporting"
         run: |
           # coveralls-python does have a `--finish` option but it doesn't seem