$ git clone -n https://src.fedoraproject.org/rpms/python-pyrsistent.git /var/lib/mock/f40-build-2267624-54707/root/chroot_tmpdir/scmroot/python-pyrsistent
Cloning into '/var/lib/mock/f40-build-2267624-54707/root/chroot_tmpdir/scmroot/python-pyrsistent'...
$ git fetch origin 702aba891b8ee22c9d73c8e2f47a3056c28343d7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pyrsistent
 * [new ref]         702aba891b8ee22c9d73c8e2f47a3056c28343d7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 702aba8 Assert that %pyproject_files contains a license file