Modify access rules
diff --git a/groups b/groups
index d55f2a2..28971a1 100644
--- a/groups
+++ b/groups
@@ -3,5 +3,6 @@
 global:Anonymous-Users        	Anonymous Users
 global:Project-Owners         	Project Owners
 global:Registered-Users       	Registered Users
+mdb:copybara-git-writers      	mdb/copybara-git-writers
 mdb:eng-mirror                	mdb/eng-mirror
 mdb:opensource-compliance-team	mdb/opensource-compliance-team
diff --git a/project.config b/project.config
index 164c9ee..bcab386 100644
--- a/project.config
+++ b/project.config
@@ -22,7 +22,9 @@
 	editTopicName = +force group Project Owners
 	editTopicName = +force group mdb/opensource-compliance-team
 	forgeAuthor = group Registered Users
+	forgeAuthor = group mdb/copybara-git-writers
 	forgeCommitter = group Project Owners
+	forgeCommitter = group mdb/copybara-git-writers
 	forgeCommitter = group mdb/opensource-compliance-team
 	label-Code-Review = -2..+2 group Project Owners
 	label-Code-Review = -2..+2 group mdb/opensource-compliance-team
@@ -38,7 +40,8 @@
 	label-Code-Review = -2..+2 group Project Owners
 	label-Code-Review = -2..+2 group mdb/opensource-compliance-team
 	push = group Project Owners
-	push = group mdb/opensource-compliance-team
+	push = +force group mdb/copybara-git-writers
+	push = +force group mdb/opensource-compliance-team
 	read = group Project Owners
 	read = group mdb/opensource-compliance-team
 	submit = group Project Owners