$ git clone -n https://src.fedoraproject.org/rpms/python-brian2.git /var/lib/mock/f41-build-895625-16934/root/chroot_tmpdir/scmroot/python-brian2
Cloning into '/var/lib/mock/f41-build-895625-16934/root/chroot_tmpdir/scmroot/python-brian2'...
$ git fetch origin 23821ee298160d074ed6c6cccef13997d58e4fe4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-brian2
 * [new ref]         23821ee298160d074ed6c6cccef13997d58e4fe4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 23821ee Rebuilt for Python 3.13