$ git clone -n https://gitee.com/wenyuzifang/libreswan.git /var/lib/mock/dist-an23-build-480747-74252/root/chroot_tmpdir/scmroot/libreswan
Cloning into '/var/lib/mock/dist-an23-build-480747-74252/root/chroot_tmpdir/scmroot/libreswan'...
$ git fetch origin 5db93fcbcbf8c8cf83fde6bf2de8902da8df048a:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libreswan
 * [new ref]         5db93fcbcbf8c8cf83fde6bf2de8902da8df048a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5db93fc Update code from upstream