$ git clone -n https://gitee.com/wenyuzifang/libreswan.git /var/lib/mock/dist-an23-build-462646-73799/root/chroot_tmpdir/scmroot/libreswan
Cloning into '/var/lib/mock/dist-an23-build-462646-73799/root/chroot_tmpdir/scmroot/libreswan'...
$ git fetch origin 0b8972e784485df4cd9bfab0517a6e411282750f:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libreswan
 * [new ref]         0b8972e784485df4cd9bfab0517a6e411282750f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b8972e Update code from upstream