$ git clone -n https://src.fedoraproject.org/rpms/python-colcon-zsh.git /var/lib/mock/f45-build-30046-642/root/chroot_tmpdir/scmroot/python-colcon-zsh
Cloning into '/var/lib/mock/f45-build-30046-642/root/chroot_tmpdir/scmroot/python-colcon-zsh'...
$ git fetch origin c105f01704162046ac38846d9a14cd717cdccf96:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-colcon-zsh
 * [new ref]         c105f01704162046ac38846d9a14cd717cdccf96 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c105f01 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild