Got the set to assemble yourself. Didn't find any manual and the new repos are also down, but I somehow managed to do it anyways.
Discussion
If you see a new repo pop up for this, please let me know. I'd love to put one together, but not from scratch.
The repo seems to be back up.
is this the one you used? https://git.btclock.dev/btclock/btclock_v2