CXX-3099 use for-each-ref for Git 2.43 compatibility (#1384)

Author: eramongodb

etc/calc_release_version.py

@@ -250,10 +250,12 @@ def iter_tag_lines():
     the second is a tag that is associated with that commit. Duplicate commits
     are possible.
     """
-    output = check_output(['git', 'tag', '--list', '--format=%(*objectname)|%(objectname)|%(refname:strip=2)'])
+    output = check_output(['git', 'for-each-ref', '--format=%(*objectname)|%(objectname)|%(refname:strip=2)', 'refs/tags/*'])
     lines = output.splitlines()
     for l in lines:
         obj, tagobj, tag = l.split('|', 2)
+        if not tag.startswith('r'):
+            continue # We only care about "rX.Y.Z" release tags.
         if re.match(r'r\d+\.\d+', tag):
             yield obj, tagobj, tag
 

etc/calc_release_version_selftest.sh

@@ -67,7 +67,7 @@ echo "Test next minor version ... begin"
     # failed, then it is probably because a new major/minor release was made.
     # Update the expected output to represent the correct next version.
     # XXX NOTE XXX NOTE XXX
-    assert_eq "$got" "3.10.0-$DATE+git$CURRENT_SHORTREF"
+    assert_eq "$got" "4.1.0-$DATE+git$CURRENT_SHORTREF"
 }
 echo "Test next minor version ... end"