$ git clone -n https://src.fedoraproject.org/rpms/python-sphinxcontrib-github-alt.git /var/lib/mock/f40-build-2168430-50976/root/chroot_tmpdir/scmroot/python-sphinxcontrib-github-alt
Cloning into '/var/lib/mock/f40-build-2168430-50976/root/chroot_tmpdir/scmroot/python-sphinxcontrib-github-alt'...
$ git fetch origin 473a12f61d3ca13727a5321132783c878a27d85c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-sphinxcontrib-github-alt
 * [new ref]         473a12f61d3ca13727a5321132783c878a27d85c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 473a12f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild