$ git clone -n https://src.fedoraproject.org/rpms/golang-github-cncf-xds.git /var/lib/mock/f39-build-2059148-49154/root/chroot_tmpdir/scmroot/golang-github-cncf-xds
Cloning into '/var/lib/mock/f39-build-2059148-49154/root/chroot_tmpdir/scmroot/golang-github-cncf-xds'...
$ git fetch origin a6c4d7a5c7bc63015933ef4fd33c1a1aec1f6c9c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-cncf-xds
 * [new ref]         a6c4d7a5c7bc63015933ef4fd33c1a1aec1f6c9c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a6c4d7a update to latest commit e9ce688 2023-06-07 to support updating golang-github-grpc