$ git clone -n https://gitee.com/wency_cn/jakarta-mail.git /var/lib/mock/dist-an23-build-502341-74802/root/chroot_tmpdir/scmroot/jakarta-mail
Cloning into '/var/lib/mock/dist-an23-build-502341-74802/root/chroot_tmpdir/scmroot/jakarta-mail'...
$ git fetch origin cd95f50743167ff701787bf2ba3d48af1df3867d:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/jakarta-mail
 * [new ref]         cd95f50743167ff701787bf2ba3d48af1df3867d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd95f50 Update code from upstream