$ git clone -n https://src.fedoraproject.org/rpms/perl-Config-Model-Backend-Yaml.git /var/lib/mock/f45-build-22493-591/root/chroot_tmpdir/scmroot/perl-Config-Model-Backend-Yaml
Cloning into '/var/lib/mock/f45-build-22493-591/root/chroot_tmpdir/scmroot/perl-Config-Model-Backend-Yaml'...
$ git fetch origin 0197d915adcd50b02d8efb1dd0f2e65882b63627:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Config-Model-Backend-Yaml
 * [new ref]         0197d915adcd50b02d8efb1dd0f2e65882b63627 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0197d91 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild