diff --git a/.dockerignore b/.dockerignore
index 94b549649..b825bcd1f 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,3 +1,46 @@
 .git
 .win32
 .examples
+*.swp
+*~
+\#*#
+.#*
+.edts
+*.dump
+/Makefile
+/config.log
+/config.status
+/config/releases.exs
+/configure
+/aclocal.m4
+/*.cache
+/deps/
+/.deps-update/
+/ebin/
+/ejabberd.init
+/ejabberd.service
+/ejabberdctl
+/ejabberdctl.example
+/rel/ejabberd/
+/rel/overlays/
+/src/eldap_filter_yecc.erl
+/vars.config
+/dialyzer/
+/test/*.beam
+/test/*.ctc
+/logs/
+/priv/bin/captcha*sh
+/priv/sql
+/rel/ejabberd
+/_build
+/database/
+/.rebar
+/rebar.lock
+/log/
+Mnesia.nonode@nohost/
+# Binaries created with tools/make-{binaries,installers,packages}:
+/ejabberd_*.deb
+/ejabberd-*.rpm
+/ejabberd-*.run
+/ejabberd-*.tar.gz
+
diff --git a/.github/container/Dockerfile b/.github/container/Dockerfile
index a879a125d..4f4b78970 100644
--- a/.github/container/Dockerfile
+++ b/.github/container/Dockerfile
@@ -1,5 +1,4 @@
 FROM alpine:3.15.4 AS build
-ARG REPOSITORY=https://github.com/processone/ejabberd.git
 ARG VERSION=master
 
 RUN apk upgrade --update musl \
@@ -29,11 +28,11 @@ RUN apk upgrade --update musl \
 RUN mix local.hex --force \
     && mix local.rebar --force
 
+COPY . ./ejabberd
+
 WORKDIR ejabberd
 
-RUN git clone $REPOSITORY . \
-    && git checkout $VERSION \
-    && mv .github/container/ejabberdctl.template . \
+RUN mv .github/container/ejabberdctl.template . \
     && ./autogen.sh \
     && ./configure --with-rebar=mix --enable-all \
     && make deps \
diff --git a/.github/workflows/container.yml b/.github/workflows/container.yml
index a246e3640..ccf7dac83 100644
--- a/.github/workflows/container.yml
+++ b/.github/workflows/container.yml
@@ -58,11 +58,11 @@ jobs:
         uses: docker/build-push-action@v2.10.0
         with:
           build-args: |
-            REPOSITORY=https://github.com/${{ github.repository }}.git
             VERSION=${{ steps.gitdescribe.outputs.ver }}
           cache-from: type=gha
           cache-to: type=gha,mode=max
-          context: .github/container
+          context: .
+          file: .github/container/Dockerfile
           labels: ${{ steps.meta.outputs.labels }}
           platforms: linux/amd64,linux/arm64
           push: true