$ git clone -n https://src.fedoraproject.org/rpms/python-pynacl.git /var/lib/mock/f41-build-812800-148440/root/chroot_tmpdir/scmroot/python-pynacl
Cloning into '/var/lib/mock/f41-build-812800-148440/root/chroot_tmpdir/scmroot/python-pynacl'...
$ git fetch origin 6642efbb31561c7666f36c47489448c99e7288a4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pynacl
 * [new ref]         6642efbb31561c7666f36c47489448c99e7288a4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6642efb Rebuilt for Python 3.13