$ git clone -n https://gitee.com/src-anolis-os/libidn.git /var/lib/mock/dist-an8.9-build-365228-71163/root/chroot_tmpdir/scmroot/libidn
Cloning into '/var/lib/mock/dist-an8.9-build-365228-71163/root/chroot_tmpdir/scmroot/libidn'...
$ git fetch origin 3da2d783566c45faae4badddab9d2cd2e61968fe:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/libidn
 * [new ref]         3da2d783566c45faae4badddab9d2cd2e61968fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3da2d78 add sw