diff --git a/scripts/build/termux_get_repo_files.sh b/scripts/build/termux_get_repo_files.sh
index f9f4028da..8f79d5976 100644
--- a/scripts/build/termux_get_repo_files.sh
+++ b/scripts/build/termux_get_repo_files.sh
@@ -17,24 +17,12 @@ termux_get_repo_files() {
 			rm -f /data/data/.built-packages/*
 		fi
 
-		# Import signing keys from files
-		gpg --import ${TERMUX_REPO_SIGNING_KEYS}
-
 		for idx in $(seq ${#TERMUX_REPO_URL[@]}); do
 			local TERMUX_REPO_NAME=$(echo ${TERMUX_REPO_URL[$idx-1]} | sed -e 's%https://%%g' -e 's%http://%%g' -e 's%/%-%g')
-			local FILE_PREFIX=${TERMUX_COMMON_CACHEDIR}/${TERMUX_REPO_NAME}-${TERMUX_REPO_DISTRIBUTION[$idx-1]}
-			curl --fail -L "${TERMUX_REPO_URL[$idx-1]}/dists/${TERMUX_REPO_DISTRIBUTION[$idx-1]}/InRelease" -o ${FILE_PREFIX}-InRelease \
-			    || curl --fail -L "${TERMUX_REPO_URL[$idx-1]}/dists/${TERMUX_REPO_DISTRIBUTION[$idx-1]}/Release.gpg" -o ${FILE_PREFIX}-Release.gpg \
-			    && curl --fail -L "${TERMUX_REPO_URL[$idx-1]}/dists/${TERMUX_REPO_DISTRIBUTION[$idx-1]}/Release" -o ${FILE_PREFIX}-Release \
-			    || termux_error_exit "Download of InRelease and Release.gpg from ${TERMUX_REPO_URL[$idx-1]}/dists/${TERMUX_REPO_DISTRIBUTION[$idx-1]} failed"
+			local RELEASE_FILE=${TERMUX_COMMON_CACHEDIR}/${TERMUX_REPO_NAME}-${TERMUX_REPO_DISTRIBUTION[$idx-1]}-Release
 
-			if [ -f ${TERMUX_COMMON_CACHEDIR}/${TERMUX_REPO_NAME}-${TERMUX_REPO_DISTRIBUTION[$idx-1]}-InRelease ]; then
-				local RELEASE_FILE=${TERMUX_COMMON_CACHEDIR}/${TERMUX_REPO_NAME}-${TERMUX_REPO_DISTRIBUTION[$idx-1]}-InRelease
-				gpg --verify $RELEASE_FILE
-			else
-				local RELEASE_FILE=${TERMUX_COMMON_CACHEDIR}/${TERMUX_REPO_NAME}-${TERMUX_REPO_DISTRIBUTION[$idx-1]}-Release
-				gpg --verify ${RELEASE_FILE}.gpg $RELEASE_FILE
-			fi
+			termux_download "${TERMUX_REPO_URL[$idx-1]}/dists/${TERMUX_REPO_DISTRIBUTION[$idx-1]}/Release" \
+				"$RELEASE_FILE" SKIP_CHECKSUM
 
 			for arch in all $TERMUX_ARCH; do
 				local PACKAGES_HASH=$(./scripts/get_hash_from_file.py ${RELEASE_FILE} $arch ${TERMUX_REPO_COMPONENT[$idx-1]})
diff --git a/scripts/build/termux_step_setup_variables.sh b/scripts/build/termux_step_setup_variables.sh
index f666926ba..92dbc790c 100644
--- a/scripts/build/termux_step_setup_variables.sh
+++ b/scripts/build/termux_step_setup_variables.sh
@@ -13,22 +13,35 @@ termux_step_setup_variables() {
 	: "${TERMUX_DEBDIR:="${TERMUX_SCRIPTDIR}/debs"}"
 	: "${TERMUX_SKIP_DEPCHECK:="false"}"
 	: "${TERMUX_INSTALL_DEPS:="false"}"
-	: "${TERMUX_REPO_SIGNING_KEYS:="packages/apt/trusted.gpg packages/termux-keyring/grimler.gpg packages/termux-keyring/xeffyr.gpg"}"
 	: "${TERMUX_PKG_MAINTAINER:="Fredrik Fornwall @fornwall"}"
 	: "${TERMUX_PACKAGES_DIRECTORIES:="packages"}"
 
-	if [ -z ${TERMUX_REPO_URL+x} ]; then
-		TERMUX_REPO_URL=(https://termux.net)
-		# TERMUX_REPO_URL=(https://termux.net https://grimler.se https://dl.bintray.com/xeffyr/unstable-packages)
-	fi
-	if [ -z ${TERMUX_REPO_DISTRIBUTION+x} ]; then
-		TERMUX_REPO_DISTRIBUTION=(stable)
-		# TERMUX_REPO_DISTRIBUTION=(stable root unstable)
-	fi
-	if [ -z ${TERMUX_REPO_COMPONENT+x} ]; then
-		TERMUX_REPO_COMPONENT=(main)
-		# TERMUX_REPO_COMPONENT=(main stable main)
-	fi
+	TERMUX_REPO_URL=(
+		https://termux.net
+		https://dl.bintray.com/grimler/game-packages-21
+		https://dl.bintray.com/grimler/science-packages-21
+		https://dl.bintray.com/grimler/termux-root-packages-21
+		https://dl.bintray.com/xeffyr/unstable-packages-21
+		https://dl.bintray.com/xeffyr/x11-packages-21
+	)
+
+	TERMUX_REPO_DISTRIBUTION=(
+		stable
+		games
+		science
+		root
+		unstable
+		x11
+	)
+
+	TERMUX_REPO_COMPONENT=(
+		main
+		stable
+		stable
+		stable
+		main
+		main
+	)
 
 	if [ "x86_64" = "$TERMUX_ARCH" ] || [ "aarch64" = "$TERMUX_ARCH" ]; then
 		TERMUX_ARCH_BITS=64
diff --git a/scripts/build/termux_step_start_build.sh b/scripts/build/termux_step_start_build.sh
index 1b950ae07..b162f7468 100644
--- a/scripts/build/termux_step_start_build.sh
+++ b/scripts/build/termux_step_start_build.sh
@@ -12,6 +12,32 @@ termux_step_start_build() {
 		exit 0
 	fi
 
+	TERMUX_PKG_FULLVERSION=$TERMUX_PKG_VERSION
+	if [ "$TERMUX_PKG_REVISION" != "0" ] || [ "$TERMUX_PKG_FULLVERSION" != "${TERMUX_PKG_FULLVERSION/-/}" ]; then
+		# "0" is the default revision, so only include it if the upstream versions contains "-" itself
+		TERMUX_PKG_FULLVERSION+="-$TERMUX_PKG_REVISION"
+	fi
+
+	if [ "$TERMUX_DEBUG" = true ]; then
+		if [ "$TERMUX_PKG_HAS_DEBUG" == "yes" ]; then
+			DEBUG="-dbg"
+		else
+			echo "Skipping building debug build for $TERMUX_PKG_NAME"
+			exit 0
+		fi
+	else
+		DEBUG=""
+	fi
+
+	if [ -z "$TERMUX_DEBUG" ] &&
+	   [ -z "${TERMUX_FORCE_BUILD+x}" ] &&
+	   [ -e "/data/data/.built-packages/$TERMUX_PKG_NAME" ]; then
+		if [ "$(cat "/data/data/.built-packages/$TERMUX_PKG_NAME")" = "$TERMUX_PKG_FULLVERSION" ]; then
+			echo "$TERMUX_PKG_NAME@$TERMUX_PKG_FULLVERSION built - skipping (rm /data/data/.built-packages/$TERMUX_PKG_NAME to force rebuild)"
+			exit 0
+		fi
+	fi
+
 	if [ "$TERMUX_SKIP_DEPCHECK" = false ] && [ "$TERMUX_INSTALL_DEPS" = true ]; then
 		# Download repo files
 		termux_get_repo_files
@@ -29,6 +55,13 @@ termux_step_start_build() {
 			if [ ! "$TERMUX_QUIET_BUILD" = true ]; then
 				echo "Downloading dependency $PKG@$DEP_VERSION if necessary..."
 			fi
+
+			if [ -e "/data/data/.built-packages/$PKG" ]; then
+				if [ "$(cat "/data/data/.built-packages/$PKG")" = "$DEP_VERSION" ]; then
+					continue
+				fi
+			fi
+
 			if ! termux_download_deb $PKG $DEP_ARCH $DEP_VERSION; then
 				echo "Download of $PKG@$DEP_VERSION from $TERMUX_REPO_URL failed, building instead"
 				TERMUX_BUILD_IGNORE_LOCK=true ./build-package.sh -a $TERMUX_ARCH -I "${PKG_DIR}"
@@ -59,32 +92,6 @@ termux_step_start_build() {
 		done<<<$(./scripts/buildorder.py "$TERMUX_PKG_BUILDER_DIR" $TERMUX_PACKAGES_DIRECTORIES || echo "ERROR")
 	fi
 
-	TERMUX_PKG_FULLVERSION=$TERMUX_PKG_VERSION
-	if [ "$TERMUX_PKG_REVISION" != "0" ] || [ "$TERMUX_PKG_FULLVERSION" != "${TERMUX_PKG_FULLVERSION/-/}" ]; then
-		# "0" is the default revision, so only include it if the upstream versions contains "-" itself
-		TERMUX_PKG_FULLVERSION+="-$TERMUX_PKG_REVISION"
-	fi
-
-	if [ "$TERMUX_DEBUG" = true ]; then
-		if [ "$TERMUX_PKG_HAS_DEBUG" == "yes" ]; then
-			DEBUG="-dbg"
-		else
-			echo "Skipping building debug build for $TERMUX_PKG_NAME"
-			exit 0
-		fi
-	else
-		DEBUG=""
-	fi
-
-	if [ -z "$TERMUX_DEBUG" ] &&
-	   [ -z "${TERMUX_FORCE_BUILD+x}" ] &&
-	   [ -e "/data/data/.built-packages/$TERMUX_PKG_NAME" ]; then
-		if [ "$(cat "/data/data/.built-packages/$TERMUX_PKG_NAME")" = "$TERMUX_PKG_FULLVERSION" ]; then
-			echo "$TERMUX_PKG_NAME@$TERMUX_PKG_FULLVERSION built - skipping (rm /data/data/.built-packages/$TERMUX_PKG_NAME to force rebuild)"
-			exit 0
-		fi
-	fi
-
 	# Cleanup old state:
 	rm -Rf "$TERMUX_PKG_BUILDDIR" \
 		"$TERMUX_PKG_PACKAGEDIR" \