$ git clone -n https://src.fedoraproject.org/rpms/python-pamela.git /var/lib/mock/f45-build-31890-656/root/chroot_tmpdir/scmroot/python-pamela
Cloning into '/var/lib/mock/f45-build-31890-656/root/chroot_tmpdir/scmroot/python-pamela'...
$ git fetch origin a316c62687dd5edbe54ffa2685d6d8226d80c41c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pamela
 * [new ref]         a316c62687dd5edbe54ffa2685d6d8226d80c41c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a316c62 Update URL/Source