$ git clone -n https://src.fedoraproject.org/rpms/perl-Lexical-Persistence.git /var/lib/mock/f45-build-24398-603/root/chroot_tmpdir/scmroot/perl-Lexical-Persistence
Cloning into '/var/lib/mock/f45-build-24398-603/root/chroot_tmpdir/scmroot/perl-Lexical-Persistence'...
$ git fetch origin 8ca0fabecd0c2962bf6f1cf192f2fae644cca9ce:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Lexical-Persistence
 * [new ref]         8ca0fabecd0c2962bf6f1cf192f2fae644cca9ce -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8ca0fab Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild