$ git clone -n https://src.fedoraproject.org/rpms/python-twine.git /var/lib/mock/f40-build-2206119-52038/root/chroot_tmpdir/scmroot/python-twine
Cloning into '/var/lib/mock/f40-build-2206119-52038/root/chroot_tmpdir/scmroot/python-twine'...
$ git fetch origin 6a3e6fe0799c76f02065aae05bd3c1f491e3e9fc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-twine
 * [new ref]         6a3e6fe0799c76f02065aae05bd3c1f491e3e9fc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a3e6fe Update to 4.0.2