$ git clone -n https://gitee.com/happy_orange/xerces-c.git /var/lib/mock/dist-an23-build-341083-69863/root/chroot_tmpdir/scmroot/xerces-c
Cloning into '/var/lib/mock/dist-an23-build-341083-69863/root/chroot_tmpdir/scmroot/xerces-c'...
$ git fetch origin 12e60dbb1b900a6f047c91c4b7f35e07ce77e088:KOJI_FETCH_HEAD
From https://gitee.com/happy_orange/xerces-c
 * [new ref]         12e60dbb1b900a6f047c91c4b7f35e07ce77e088 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 12e60db update to 3.2.5