$ git clone -n https://src.fedoraproject.org/rpms/baresip.git /var/lib/mock/f38-build-722640-98855/root/chroot_tmpdir/scmroot/baresip
Cloning into '/var/lib/mock/f38-build-722640-98855/root/chroot_tmpdir/scmroot/baresip'...
$ git fetch origin 66bce4a24048a7294e0a20b02d7ff1742d46560a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/baresip
 * [new ref]         66bce4a24048a7294e0a20b02d7ff1742d46560a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 66bce4a Upgrade to 3.2.0 (#2211408)