$ git clone -n https://src.fedoraproject.org/rpms/golang-github-apache-arrow.git /var/lib/mock/f39-build-1778387-41532/root/chroot_tmpdir/scmroot/golang-github-apache-arrow
Cloning into '/var/lib/mock/f39-build-1778387-41532/root/chroot_tmpdir/scmroot/golang-github-apache-arrow'...
$ git fetch origin d1727454f918775bdf1ca8bfeb65c0376fa9079b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-apache-arrow
 * [new ref]         d1727454f918775bdf1ca8bfeb65c0376fa9079b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d172745 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild