$ git clone -n https://gitee.com/src-opencloudos-rpms/ccache.git /var/lib/mock/dist-oc9-pre-build-238766-82547/root/chroot_tmpdir/scmroot/ccache
Cloning into '/var/lib/mock/dist-oc9-pre-build-238766-82547/root/chroot_tmpdir/scmroot/ccache'...
$ git fetch origin fbf6c31f78f4c4828f74c0ebece6e65708df2a6e:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ccache
 * [new ref]         fbf6c31f78f4c4828f74c0ebece6e65708df2a6e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fbf6c31 import ccache-4.7.3-8.tl4