$ git clone -n https://src.fedoraproject.org/rpms/golang-github-brunnre8-notmuch.git /var/lib/mock/f38-build-side-42-init-devel-782668-27938/root/chroot_tmpdir/scmroot/golang-github-brunnre8-notmuch
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-782668-27938/root/chroot_tmpdir/scmroot/golang-github-brunnre8-notmuch'...
$ git fetch origin ada92634278da341d84f0ccc85433fe52168bbe1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-brunnre8-notmuch
 * [new ref]         ada92634278da341d84f0ccc85433fe52168bbe1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ada9263 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild