transmission: use new termux_git_clone_src function, specify branch

packages/transmission/build.sh

@@ -2,10 +2,9 @@ TERMUX_PKG_HOMEPAGE=https://transmissionbt.com/
 TERMUX_PKG_DESCRIPTION="Easy, lean and powerful BitTorrent client"
 TERMUX_PKG_LICENSE="MIT"
 TERMUX_PKG_VERSION=3.00
+TERMUX_PKG_GIT_BRANCH=$TERMUX_PKG_VERSION
 TERMUX_PKG_REVISION=2
 TERMUX_PKG_SRCURL=https://github.com/transmission/transmission.git
-# lint-packages complains if SHA256 is not set
-TERMUX_PKG_SHA256=SKIP_CHECKSUM
 TERMUX_PKG_DEPENDS="libcurl, libevent, miniupnpc, openssl"
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--without-gtk --enable-lightweight --cache-file=termux_configure.cache"
 # transmission already puts timestamps in the info printed to stdout so no need for svlogd -tt,
@@ -15,26 +14,6 @@ TERMUX_PKG_SERVICE_SCRIPT=(
 	"transmission/log" 'mkdir -p "$LOGDIR/sv/transmission"\nexec svlogd "$LOGDIR/sv/transmission"'
 )
 
-termux_step_extract_package() {
-	local CHECKED_OUT_FOLDER=$TERMUX_PKG_CACHEDIR/checkout-$TERMUX_PKG_VERSION
-	if [ ! -d $CHECKED_OUT_FOLDER ]; then
-		local TMP_CHECKOUT=$TERMUX_PKG_TMPDIR/tmp-checkout
-		rm -Rf $TMP_CHECKOUT
-		mkdir -p $TMP_CHECKOUT
-
-		git clone --depth 1 \
-			--branch $TERMUX_PKG_VERSION \
-			$TERMUX_PKG_SRCURL \
-			$TMP_CHECKOUT
-		cd $TMP_CHECKOUT
-		git submodule update --init --recursive
-		mv $TMP_CHECKOUT $CHECKED_OUT_FOLDER
-	fi
-
-	rm -rf $TERMUX_PKG_SRCDIR
-	cp -Rf $CHECKED_OUT_FOLDER $TERMUX_PKG_SRCDIR
-}
-
 termux_step_pre_configure() {
 	CFLAGS+=" -D_POSIX_C_SOURCE=200809L"
 	./autogen.sh