$ git clone -n https://src.fedoraproject.org/rpms/perl-JSON-RPC.git /var/lib/mock/f40-build-2305323-57078/root/chroot_tmpdir/scmroot/perl-JSON-RPC
Cloning into '/var/lib/mock/f40-build-2305323-57078/root/chroot_tmpdir/scmroot/perl-JSON-RPC'...
$ git fetch origin e1393b65e692e35832c1809df6c8834a646d8694:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-JSON-RPC
 * [new ref]         e1393b65e692e35832c1809df6c8834a646d8694 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1393b6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild