$ git clone -n https://src.fedoraproject.org/rpms/baresip.git /var/lib/mock/f42-build-side-1-3540413-46574/root/chroot_tmpdir/scmroot/baresip
Cloning into '/var/lib/mock/f42-build-side-1-3540413-46574/root/chroot_tmpdir/scmroot/baresip'...
$ git fetch origin e2ada6a77f2c14e41b56a8ac1cfd0c92221c8cc0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/baresip
 * [new ref]         e2ada6a77f2c14e41b56a8ac1cfd0c92221c8cc0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e2ada6a Upgrade to 3.23.0 (#2370204)