Partial build log
this derivation will be built:
/nix/store/3vi5flqxbcdlxn9blc053ymcbh6g5j1f-01_ignoretrunk.patch.drv
building '/nix/store/gjk1p89dw4iv1v1fc3irmwifdlqhjcy0-01_ignoretrunk.patch.drv'...
01_ignoretrunk.patch> trying https://sources.debian.net/data/main/c/cvsps/2.1-7/debian/patches/01_ignoretrunk.patch
01_ignoretrunk.patch> % Total % Received % Xferd Average Speed Time Time Time Current
01_ignoretrunk.patch> Dload Upload Total Spent Left Speed
01_ignoretrunk.patch> 100 363 100 363 0 0 2178 0 --:--:-- --:--:-- --:--:-- 2186
01_ignoretrunk.patch> 0 265 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
01_ignoretrunk.patch> curl: (22) The requested URL returned error: 404
01_ignoretrunk.patch> error checking the existence of file:///dev/null/sha256/1gzb97dw2a6bm0bmim7p7wvsn0r82y3a8n22ln6rbbkkd8vlnzcb:
01_ignoretrunk.patch> curl: (37) Couldn't open file /dev/null/sha256/1gzb97dw2a6bm0bmim7p7wvsn0r82y3a8n22ln6rbbkkd8vlnzcb
01_ignoretrunk.patch> error: cannot download 01_ignoretrunk.patch from any mirror
error: builder for '/nix/store/gjk1p89dw4iv1v1fc3irmwifdlqhjcy0-01_ignoretrunk.patch.drv' failed with exit code 1
error: