$ git clone -n https://src.fedoraproject.org/rpms/python-reactivex.git /var/lib/mock/f40-build-2708394-71491/root/chroot_tmpdir/scmroot/python-reactivex
Cloning into '/var/lib/mock/f40-build-2708394-71491/root/chroot_tmpdir/scmroot/python-reactivex'...
$ git fetch origin 1e0b287683ba8679ce24179c25a7642937a0d06c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-reactivex
 * [new ref]         1e0b287683ba8679ce24179c25a7642937a0d06c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e0b287 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild