$ git clone -n https://src.fedoraproject.org/rpms/perl-JSON-Validator.git /var/lib/mock/f40-build-2305344-57080/root/chroot_tmpdir/scmroot/perl-JSON-Validator
Cloning into '/var/lib/mock/f40-build-2305344-57080/root/chroot_tmpdir/scmroot/perl-JSON-Validator'...
$ git fetch origin ed667ff24ce1a9d1654870d47cab36742015c805:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-JSON-Validator
 * [new ref]         ed667ff24ce1a9d1654870d47cab36742015c805 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ed667ff Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild