$ git clone -n https://gitee.com/mgb01105731/libreswan_2.git /var/lib/mock/dist-an23.3-build-420759-72884/root/chroot_tmpdir/scmroot/libreswan_2
Cloning into '/var/lib/mock/dist-an23.3-build-420759-72884/root/chroot_tmpdir/scmroot/libreswan_2'...
$ git fetch origin e223ed300359a50368c9b776d47bd4c0f56af1b7:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/libreswan_2
 * [new ref]         e223ed300359a50368c9b776d47bd4c0f56af1b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e223ed3 Update to 5.1 from 4.12