$ git clone -n https://gitee.com/yan1hcdc/expat.git /var/lib/mock/dist-an23-build-488639-74434/root/chroot_tmpdir/scmroot/expat
Cloning into '/var/lib/mock/dist-an23-build-488639-74434/root/chroot_tmpdir/scmroot/expat'...
$ git fetch origin eb5e18f9609d6b892ef397e46c29b3100d8861a8:KOJI_FETCH_HEAD
From https://gitee.com/yan1hcdc/expat
 * [new ref]         eb5e18f9609d6b892ef397e46c29b3100d8861a8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb5e18f Stop updating event pointer on exit for reentry (fixes #980)