$ git clone -n https://src.fedoraproject.org/rpms/python-ciso8601.git /var/lib/mock/f45-build-29901-641/root/chroot_tmpdir/scmroot/python-ciso8601
Cloning into '/var/lib/mock/f45-build-29901-641/root/chroot_tmpdir/scmroot/python-ciso8601'...
$ git fetch origin 8b94145c79f4702eeb57b19696f9a57adeb46dbf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-ciso8601
 * [new ref]         8b94145c79f4702eeb57b19696f9a57adeb46dbf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8b94145 Update to 2.3.3