$ git clone -n https://gitee.com/wenyuzifang/tomcat.git /var/lib/mock/dist-an23-build-444253-73188/root/chroot_tmpdir/scmroot/tomcat
Cloning into '/var/lib/mock/dist-an23-build-444253-73188/root/chroot_tmpdir/scmroot/tomcat'...
$ git fetch origin 2a10cf10ad82a50446c628a8f598a29087262b53:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/tomcat
 * [new ref]         2a10cf10ad82a50446c628a8f598a29087262b53 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a10cf1 Update code from upstream