$ git clone -n https://src.fedoraproject.org/rpms/python-py.git /var/lib/mock/f45-build-32082-657/root/chroot_tmpdir/scmroot/python-py
Cloning into '/var/lib/mock/f45-build-32082-657/root/chroot_tmpdir/scmroot/python-py'...
$ git fetch origin c3a7007a574903cf16c6bdc9a181e1b9a5e1b66c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-py
 * [new ref]         c3a7007a574903cf16c6bdc9a181e1b9a5e1b66c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3a7007 Add runtime dependency on python3-pkg-resources