[openwrt/openwrt] uboot-envtools: Change download to git.

[LEDE Commits]

blogic pushed a commit to openwrt/openwrt.git, branch master:
https://git.lede-project.org/3aa28f4833bb9678fd92878ec388645071c4e0f3

commit 3aa28f4833bb9678fd92878ec388645071c4e0f3
Author: Rosen Penev <rosenp at gmail.com>
AuthorDate: Tue May 1 12:59:05 2018 -0700

    uboot-envtools: Change download to git.
    
    Currently, the build system uses an openwrt mirror which does not currently
    work and FTP can be unreliable under several circumstances. This change
    implicitly allows using all the mirrors to download.
    
    Signed-off-by: Rosen Penev <rosenp at gmail.com>
---
 package/boot/uboot-envtools/Makefile | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/package/boot/uboot-envtools/Makefile b/package/boot/uboot-envtools/Makefile
index 8de6455..2f8dd0a 100644
--- a/package/boot/uboot-envtools/Makefile
+++ b/package/boot/uboot-envtools/Makefile
@@ -12,12 +12,13 @@ PKG_DISTNAME:=u-boot
 PKG_VERSION:=2018.03
 PKG_RELEASE:=1
 
-PKG_BUILD_DIR:=$(BUILD_DIR)/u-boot-$(PKG_VERSION)
-PKG_SOURCE:=$(PKG_DISTNAME)-$(PKG_VERSION).tar.bz2
-PKG_SOURCE_URL:=\
-	http://mirror2.openwrt.org/sources \
-	ftp://ftp.denx.de/pub/u-boot
-PKG_HASH:=7e7477534409d5368eb1371ffde6820f0f79780a1a1f676161c48442cb303dfd
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE:=$(PKG_DISTNAME)-$(PKG_VERSION).tar.xz
+PKG_SOURCE_SUBDIR:=$(PKG_DISTNAME)-$(PKG_VERSION)
+PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_DISTNAME)-$(PKG_VERSION)
+PKG_SOURCE_URL:=https://git.denx.de/u-boot.git
+PKG_SOURCE_VERSION:=f95ab1fb6e37f0601f397091bb011edf7a98b890
+PKG_MIRROR_HASH:=b50d8b6fe0d90b92c8c147457b1b4c2ed1cdb03191085cfc57fdad77c0bfffab
 
 PKG_BUILD_DEPENDS:=fstools