$ git clone -n https://src.fedoraproject.org/rpms/libarrow.git /var/lib/mock/f41-build-1028880-18369/root/chroot_tmpdir/scmroot/libarrow
Cloning into '/var/lib/mock/f41-build-1028880-18369/root/chroot_tmpdir/scmroot/libarrow'...
$ git fetch origin 3b0d72d1e686be6099d25882990cd80a086e4801:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libarrow
 * [new ref]         3b0d72d1e686be6099d25882990cd80a086e4801 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b0d72d Rebuilt for Python 3.13