$ git clone -n https://src.fedoraproject.org/rpms/perl-Task-Kensho-Toolchain.git /var/lib/mock/f40-build-2308668-57313/root/chroot_tmpdir/scmroot/perl-Task-Kensho-Toolchain
Cloning into '/var/lib/mock/f40-build-2308668-57313/root/chroot_tmpdir/scmroot/perl-Task-Kensho-Toolchain'...
$ git fetch origin b616d5305f96641fffef5f768512ab389e00677a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Task-Kensho-Toolchain
 * [new ref]         b616d5305f96641fffef5f768512ab389e00677a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b616d53 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild