Update to go 1.8rc2 for building go packages

build-package.sh

@@ -62,7 +62,7 @@ termux_setup_golang() {
 		termux_error_exit "Unsupported arch: $TERMUX_ARCH"
 	fi
 
-	local TERMUX_GO_VERSION=go1.8rc1
+	local TERMUX_GO_VERSION=go1.8rc2
 	local TERMUX_GO_PLATFORM=linux-amd64
 
 	local TERMUX_BUILDGO_FOLDER=$TERMUX_COMMON_CACHEDIR/${TERMUX_GO_VERSION}.${TERMUX_GO_PLATFORM}
@@ -74,7 +74,8 @@ termux_setup_golang() {
 	local TERMUX_BUILDGO_TAR=$TERMUX_COMMON_CACHEDIR/${TERMUX_GO_VERSION}.${TERMUX_GO_PLATFORM}.tar.gz
 	rm -Rf "$TERMUX_COMMON_CACHEDIR/go" "$TERMUX_BUILDGO_FOLDER"
 	termux_download https://storage.googleapis.com/golang/${TERMUX_GO_VERSION}.${TERMUX_GO_PLATFORM}.tar.gz \
-	                "$TERMUX_BUILDGO_TAR"
+	                "$TERMUX_BUILDGO_TAR" \
+	                d62c2d44d0c6b434e3cda12505f3c9fb880757e3396af1e9ba861f7b547cc864
 	( cd "$TERMUX_COMMON_CACHEDIR"; tar xf "$TERMUX_BUILDGO_TAR"; mv go "$TERMUX_BUILDGO_FOLDER"; rm "$TERMUX_BUILDGO_TAR" )
 }