$ git clone -n https://src.fedoraproject.org/rpms/rust-similar.git /var/lib/mock/f40-build-2653835-66903/root/chroot_tmpdir/scmroot/rust-similar
Cloning into '/var/lib/mock/f40-build-2653835-66903/root/chroot_tmpdir/scmroot/rust-similar'...
$ git fetch origin caff3213d20ab661640d5d455a7611a864059161:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-similar
 * [new ref]         caff3213d20ab661640d5d455a7611a864059161 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at caff321 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild