$ git clone -n https://src.fedoraproject.org/rpms/python-pyrfc3339.git /var/lib/mock/f41-build-826911-14580/root/chroot_tmpdir/scmroot/python-pyrfc3339
Cloning into '/var/lib/mock/f41-build-826911-14580/root/chroot_tmpdir/scmroot/python-pyrfc3339'...
$ git fetch origin c09f8a169f63f3ab5faedd6759a71e98c01d9faa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pyrfc3339
 * [new ref]         c09f8a169f63f3ab5faedd6759a71e98c01d9faa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c09f8a1 Rebuilt for Python 3.13