$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-color-config.git /var/lib/mock/f40-build-2341616-59778/root/chroot_tmpdir/scmroot/rust-nu-color-config
Cloning into '/var/lib/mock/f40-build-2341616-59778/root/chroot_tmpdir/scmroot/rust-nu-color-config'...
$ git fetch origin d729d4923594f1cb94eb2cf3cda9916c5afd3e3d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-color-config
 * [new ref]         d729d4923594f1cb94eb2cf3cda9916c5afd3e3d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d729d49 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild