Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/046664aedd1da0b964cdf678371b11cce3eb0468/board/xilinx You should set ROOT_URL correctly, otherwise the web may not work correctly.

upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support

Tom Rini 306df2c824 Merge branch 'zynq' of git://www.denx.de/git/u-boot-microblaze		10 years ago
..
microblaze-generic	…
ml507	…
ppc405-generic	…
ppc440-generic	…
zynq	Merge branch 'zynq' of git://www.denx.de/git/u-boot-microblaze	10 years ago