$ git clone -n https://src.fedoraproject.org/rpms/ortp.git /var/lib/mock/f38-build-side-42-init-devel-621818-26349/root/chroot_tmpdir/scmroot/ortp
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-621818-26349/root/chroot_tmpdir/scmroot/ortp'...
$ git fetch origin 9abc0da7e380579feb529fec9778d109005cdb6a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ortp
 * [new ref]         9abc0da7e380579feb529fec9778d109005cdb6a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9abc0da Retired: Long term failure to build