$ git clone -n https://src.fedoraproject.org/rpms/perl-Config-Model-Backend-Yaml.git /var/lib/mock/f39-build-1434960-31965/root/chroot_tmpdir/scmroot/perl-Config-Model-Backend-Yaml
Cloning into '/var/lib/mock/f39-build-1434960-31965/root/chroot_tmpdir/scmroot/perl-Config-Model-Backend-Yaml'...
$ git fetch origin 8ef3f5b164cb41252e5a728de9527de4556ae2ba:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Config-Model-Backend-Yaml
 * [new ref]         8ef3f5b164cb41252e5a728de9527de4556ae2ba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8ef3f5b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild