one is config file
cat .rootbld-repositories
$mirror/$version/main
$mirror/$version/community
$mirror/$version/testing
$ours?
another is help txt
mirror=http://mirrors.tuna.tsinghua.edu.cn/alpine APORTSDIR=$(pwd) abuild rootbld
one is config file
```bash
cat .rootbld-repositories
$mirror/$version/main
$mirror/$version/community
$mirror/$version/testing
$ours?
```
another is help txt
```
mirror=http://mirrors.tuna.tsinghua.edu.cn/alpine APORTSDIR=$(pwd) abuild rootbld
```
see https://mdb.koi.moe/setup.html#abuild-rootbld