$ git clone -n https://src.fedoraproject.org/rpms/kmid2.git /var/lib/mock/f42-build-3419586-45162/root/chroot_tmpdir/scmroot/kmid2
Cloning into '/var/lib/mock/f42-build-3419586-45162/root/chroot_tmpdir/scmroot/kmid2'...
$ git fetch origin c9788d32937be0f52e00c710a488cffb2430da7a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kmid2
 * [new ref]         c9788d32937be0f52e00c710a488cffb2430da7a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9788d3 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild