$ git clone -n https://gitee.com/xzyang-anolis/freeimage.git /var/lib/mock/dist-an23-dde-build-313636-67389/root/chroot_tmpdir/scmroot/freeimage
Cloning into '/var/lib/mock/dist-an23-dde-build-313636-67389/root/chroot_tmpdir/scmroot/freeimage'...
$ git fetch origin a12a41af376213dd93166cf3ff354019ef1c2005:KOJI_FETCH_HEAD
From https://gitee.com/xzyang-anolis/freeimage
 * [new ref]         a12a41af376213dd93166cf3ff354019ef1c2005 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a12a41a Update