Release 6.0.0-pre.20220105.5 (2022-01-14)

Baseline: 60dedb723131e2eb0070fc19bb218e0019351917

Important changes:

  - Adds `--experimental_worker_multiplex_sandboxing` flag that
    controls whether to sandbox multiplex workers that support it.

This release contains contributions from many people at Google, as well as Alex Scott, Benjamin Peterson, Fabian Meumertzheim, Patrick Balestra, Pras Velagapudi, Ulrik Falklof, Yannic Bonenberger.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 997d64c..938a3f4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,28 @@
+## Release 6.0.0-pre.20220105.5 (2022-01-14)
+
+```
+Baseline: 60dedb723131e2eb0070fc19bb218e0019351917
+```
+
+Important changes:
+
+  - Adds `--experimental_worker_multiplex_sandboxing` flag that
+    controls whether to sandbox multiplex workers that support it.
+
+This release contains contributions from many people at Google, as well as Alex Scott, Benjamin Peterson, Fabian Meumertzheim, Patrick Balestra, Pras Velagapudi, Ulrik Falklof, Yannic Bonenberger.
+
+## Release 6.0.0-pre.20211220.1 (2022-01-11)
+
+```
+Baseline: 7f55cb768ae22352ac6599086e7cf6525a9565a5
+```
+
+Important changes:
+
+  - Match remote and local xcode version by most granular version.
+
+This release contains contributions from many people at Google, as well as Kevin Lin, lihu.
+
 ## Release 6.0.0-pre.20211215.3 (2021-12-21)
 
 ```