There is a problem compiling rootfs

[Evlers]

setecl "Rootfs and all deb packages"

[ o.k. ] Using config file [ /home/evler/allwinner/mangopi/quad/Allwinner-H616-master/userpatches/config-build.conf ]
[ o.k. ] Preparing [ host ]
[ o.k. ] Build host OS release [ bionic ]
[ .... ] Installing build dependencies
[ o.k. ] Syncing clock [ cn.pool.ntp.org ]
[ o.k. ] Checking for external GCC compilers
[ o.k. ] Cleaning /home/evler/allwinner/mangopi/quad/Allwinner-H616-master/output/debs for [ h616 current ]
[ o.k. ] Creating board support package for CLI [ bsp-cli-h616 ]
[ o.k. ] Starting rootfs and image building process for [ current h616 bullseye ]
[ o.k. ] local not found [ Creating new rootfs cache for bullseye ]
[ o.k. ] Installing base system [ Stage 1/2 ]
I: Retrieving InRelease
I: Retrieving Release
E: Failed getting release file http://localhost:3142/mirrors.tuna.tsinghua.edu.cn/debian/dists/bullseye/Release
[ error ] ERROR in function create_rootfs_cache
[ error ] Debootstrap base system for current h616 bullseye first stage failed
[ o.k. ] Process terminated
/home/evler/allwinner/mangopi/quad/Allwinner-H616-master/scripts/image-helpers.sh: line 52: get_extension_hook_stracktrace: command not found
[ error ] unmount_on_exit() called!
[ o.k. ] Unmounting [ /home/evler/allwinner/mangopi/quad/Allwinner-H616-master/.tmp/rootfs-1050af1f-e64e-44f7-84bf-25653e048a8d/ ]
[ error ] ERROR in function unmount_on_exit
[ error ] debootstrap-ng was interrupted
[ o.k. ] Process terminated

Seems to be using a local http server?

Failed getting release file http://localhost:3142/mirrors.tuna.tsinghua.edu.cn/debian/dists/bullseye/Release

[Evlers]

May I ask how to modify this proxy