Backport PR #32064: DOC: pin gitdb2 (#32066)

meeseeksmachine · TomAugspurger · web-flow · commit 0e5d22e860c7 · 2020-02-17T16:57:27.000-06:00
Co-authored-by: Tom Augspurger &lt;TomAugspurger@users.noreply.github.com&gt;
diff --git a/environment.yml b/environment.yml
@@ -26,6 +26,7 @@ dependencies:
 
   # documentation
   - gitpython  # obtain contributors from git for whatsnew
+  - gitdb2=2.0.6  # GH-32060
   - sphinx
   - numpydoc>=0.9.0
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -15,6 +15,7 @@ isort
 mypy==0.730
 pycodestyle
 gitpython
+gitdb2==2.0.6
 sphinx
 numpydoc>=0.9.0
 nbconvert>=5.4.1
