diff --git a/Dockerfile b/Dockerfile
index 93b5a9f..1e2c601 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -113,6 +113,9 @@ ENV DELETE_OLD_LOGS 0
 # build type of your builds (user|userdebug|eng)
 ENV BUILD_TYPE "userdebug"
 
+# we can use --depth=1 here
+ENV REPO_INIT_ARGS ""
+
 # You can optionally specify a USERSCRIPTS_DIR volume containing these scripts:
 #  * begin.sh, run at the very beginning
 #  * before.sh, run after the syncing and patching, before starting the builds
diff --git a/src/build.sh b/src/build.sh
index 611b2ba..19d3580 100755
--- a/src/build.sh
+++ b/src/build.sh
@@ -73,7 +73,7 @@ if [ "$LOCAL_MIRROR" = true ]; then
 
   if [ ! -d .repo ]; then
     echo ">> [$(date)] Initializing mirror repository" | tee -a "$repo_log"
-    ( yes||: ) | repo init -u https://github.com/LineageOS/mirror --mirror --no-clone-bundle -p linux --git-lfs &>> "$repo_log"
+    ( yes||: ) | repo init "$REPO_INIT_ARGS" -u https://github.com/LineageOS/mirror --mirror --no-clone-bundle -p linux --git-lfs &>> "$repo_log"
   fi
 
   # Copy local manifests to the appropriate folder in order take them into consideration
@@ -169,9 +169,9 @@ for branch in ${BRANCH_NAME//,/ }; do
 
     echo ">> [$(date)] (Re)initializing branch repository" | tee -a "$repo_log"
     if [ "$LOCAL_MIRROR" = true ]; then
-      ( yes||: ) | repo init -u https://github.com/LineageOS/android.git --reference "$MIRROR_DIR" -b "$branch" --git-lfs &>> "$repo_log"
+      ( yes||: ) | repo init "$REPO_INIT_ARGS" -u https://github.com/LineageOS/android.git --reference "$MIRROR_DIR" -b "$branch" --git-lfs &>> "$repo_log"
     else
-      ( yes||: ) | repo init -u https://github.com/LineageOS/android.git -b "$branch" --git-lfs &>> "$repo_log"
+      ( yes||: ) | repo init "$REPO_INIT_ARGS" -u https://github.com/LineageOS/android.git -b "$branch" --git-lfs &>> "$repo_log"
     fi
 
     # Copy local manifests to the appropriate folder in order take them into consideration