$ git clone -n https://src.fedoraproject.org/rpms/rust-mio0.6.git /var/lib/mock/f40-build-2062845-49167/root/chroot_tmpdir/scmroot/rust-mio0.6
Cloning into '/var/lib/mock/f40-build-2062845-49167/root/chroot_tmpdir/scmroot/rust-mio0.6'...
$ git fetch origin 36b0726ca17b46baa3795e63f88745306d45948e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-mio0.6
 * [new ref]         36b0726ca17b46baa3795e63f88745306d45948e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 36b0726 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild