diff --git a/usr/local/bin/build.sh.orig b/usr/local/bin/build.sh
old mode 100644
new mode 100755
index c3b8f7a..2d09c31
--- a/usr/local/bin/build.sh.orig
+++ b/usr/local/bin/build.sh
@@ -7,13 +7,14 @@
 set -eu -o pipefail
 
 readonly APORTSDIR=$CI_PROJECT_DIR
-readonly REPOS="main community testing non-free"
+readonly ALPINE_REPOS="main community testing"
 readonly ARCH=$(apk --print-arch)
 # gitlab variables
 readonly BASEBRANCH=$CI_MERGE_REQUEST_TARGET_BRANCH_NAME
 
 : "${REPODEST:=$HOME/packages}"
-: "${MIRROR:=https://dl-cdn.alpinelinux.org/alpine}"
+: "${MIRROR:=https://ayakael.net/api/packages/forge/alpine}"
+: "${ALPINE_MIRROR:=http://dl-cdn.alpinelinux.org/alpine}"
 : "${MAX_ARTIFACT_SIZE:=300000000}" #300M
 : "${CI_DEBUG_BUILD:=}"
 
@@ -67,13 +68,23 @@ report() {
 }
 
 get_release() {
+	echo $(grep PRETTY_NAME /etc/os-release | awk '{print $3}' | tr -d '"')
+}
+
+readonly REPOS="qubes-$(get_release)"
+
+get_qubes_release() {
 	case $BASEBRANCH in
-		*-stable) echo v"${BASEBRANCH%-*}";;
-		master) echo edge;;
-		*) die "Branch \"$BASEBRANCH\" not supported!"
+		r*) echo $BASEBRANCH;;
+		main) echo r4.3;;
 	esac
 }
 
+# hack to support at-root packages
+changed_repos() {
+	echo "."
+}
+
 build_aport() {
 	local repo="$1" aport="$2"
 	cd "$APORTSDIR/$repo/$aport"
@@ -101,11 +112,11 @@ set_repositories_for() {
 	release=$(get_release)
 	for repo in $REPOS; do
 		[ "$repo" = "non-free" ] && continue
-		[ "$release" != "edge" ] && [ "$repo" == "testing" ] && continue
+		[ "$release" == "edge" ] && [ "$repo" == "backports" ] && continue
 		repos="$repos $MIRROR/$release/$repo $REPODEST/$repo"
 		[ "$repo" = "$target_repo" ] && break
 	done
-	doas sh -c "printf '%s\n' $repos > /etc/apk/repositories"
+	doas sh -c "printf '%s\n' $repos >> /etc/apk/repositories"
 	doas apk update
 }
 
@@ -118,7 +129,15 @@ apply_offset_limit() {
 }
 
 setup_system() {
-	doas sh -c "echo $MIRROR/$(get_release)/main > /etc/apk/repositories"
+	local repos='' repo=''
+	local release
+
+	release=$(get_release)
+	for repo in $ALPINE_REPOS; do
+		[ "$release" != "edge" ] && [ "$repo" == "testing" ] && continue
+		repos="$repos $ALPINE_MIRROR/$release/$repo"
+	done
+	doas sh -c "printf '%s\n' $repos > /etc/apk/repositories"
 	doas apk -U upgrade -a || apk fix || die "Failed to up/downgrade system"
 	abuild-keygen -ain
 	doas sed -i -E 's/export JOBS=[0-9]+$/export JOBS=$(nproc)/' /etc/abuild.conf