CentOS and Fedora Support - ewxrjk/rsbackup GitHub Wiki
See https://github.com/ewxrjk/rsbackup/tree/master/docker for dockerfiles which can be used to build on CentOS and Fedora. The docker/run script shows how to execute them.
$ ls docker
fedora34 rsbcentos7 rsbcentos8 rsbdebian10 run
$ docker/run fedora34
Sending build context to Docker daemon 3.072kB
Step 1/7 : FROM fedora:34
[...]
make[3]: Leaving directory '/src/tools'
make[2]: Leaving directory '/src/tools'
make[1]: Leaving directory '/src/tools'
make[1]: Entering directory '/src'
make[1]: Leaving directory '/src'