$ git clone -n https://src.fedoraproject.org/rpms/golang-github-vbatts-tar-split.git /var/lib/mock/f38-build-side-42-init-devel-570200-25908/root/chroot_tmpdir/scmroot/golang-github-vbatts-tar-split
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-570200-25908/root/chroot_tmpdir/scmroot/golang-github-vbatts-tar-split'...
$ git fetch origin 69bf0618318232fd3544768431d0030509c777c7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-vbatts-tar-split
 * [new ref]         69bf0618318232fd3544768431d0030509c777c7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 69bf061 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild