$ git clone -n https://src.fedoraproject.org/rpms/python-packaging.git /var/lib/mock/f40-build-2135515-50815/root/chroot_tmpdir/scmroot/python-packaging
Cloning into '/var/lib/mock/f40-build-2135515-50815/root/chroot_tmpdir/scmroot/python-packaging'...
$ git fetch origin 26e089b1d7c83e90797c5ab41d0a628d12ca2c77:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-packaging
 * [new ref]         26e089b1d7c83e90797c5ab41d0a628d12ca2c77 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26e089b Stop sedding out the furo Sphinx theme