feat: set svn:author revprop after commit/tag to preserve real author

svn_mirror/git_to_svn.py

@@ -407,6 +407,19 @@ def _sync_git_to_svn_impl(mirror: Mirror) -> int:
             )
             new_rev = _parse_commit_revision(result)
 
+            # Restore the real author as svn:author revprop
+            try:
+                _run_svn(
+                    ["propset", "--revprop", "-r", str(new_rev),
+                     "svn:author", svn_username],
+                    timeout=30, auth_args=auth_args, wc=wc,
+                )
+            except Exception:
+                logger.warning(
+                    "Could not set svn:author for r%d (pre-revprop-change hook?)",
+                    new_rev,
+                )
+
             mirror.db.record_mapping(
                 new_rev, commit_hash, svn_branch,
                 _git_ref_from_branch(svn_branch, svn_cfg),
@@ -454,6 +467,20 @@ def _sync_git_to_svn_impl(mirror: Mirror) -> int:
             )
             new_rev = _parse_commit_revision(result)
 
+            # Restore the real author as svn:author revprop
+            try:
+                svn_root = svn_cfg.url.rstrip("/")
+                _run_svn(
+                    ["propset", "--revprop", "-r", str(new_rev),
+                     "svn:author", svn_username, svn_root],
+                    timeout=30, auth_args=auth_args,
+                )
+            except Exception:
+                logger.warning(
+                    "Could not set svn:author for r%d (pre-revprop-change hook?)",
+                    new_rev,
+                )
+
             # The commit hash stored for a tag is the target commit hash
             target = _git(git_dir, "rev-parse", tag_ref, timeout=30)
             mirror.db.record_mapping(