$ git clone -n https://src.fedoraproject.org/rpms/python-kmod.git /var/lib/mock/f40-build-730834-103621/root/chroot_tmpdir/scmroot/python-kmod
Cloning into '/var/lib/mock/f40-build-730834-103621/root/chroot_tmpdir/scmroot/python-kmod'...
$ git fetch origin 2671291b24a9e9e9ec1bbc2eadf56dbc86ce4a3b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-kmod
 * [new ref]         2671291b24a9e9e9ec1bbc2eadf56dbc86ce4a3b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2671291 Update to version 0.9.2 and take over maintainership