$ git clone -n https://gitee.com/src-opencloudos-rpms/tomcat.git /var/lib/mock/dist-oc8-build-231284-81577/root/chroot_tmpdir/scmroot/tomcat
Cloning into '/var/lib/mock/dist-oc8-build-231284-81577/root/chroot_tmpdir/scmroot/tomcat'...
$ git fetch origin 998472d54cd39484b117e723901144c8d06b7f17:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tomcat
 * [new ref]         998472d54cd39484b117e723901144c8d06b7f17 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 998472d import tomcat-9.0.87-1.tl3.7