$ git clone -n https://src.fedoraproject.org/rpms/perl-App-CLI.git /var/lib/mock/f45-build-21692-587/root/chroot_tmpdir/scmroot/perl-App-CLI
Cloning into '/var/lib/mock/f45-build-21692-587/root/chroot_tmpdir/scmroot/perl-App-CLI'...
$ git fetch origin 3386c110e510c950fb12543bc8e3332d700b57a0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-App-CLI
 * [new ref]         3386c110e510c950fb12543bc8e3332d700b57a0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3386c11 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild