$ git clone -n https://gitee.com/gaohongmei/libcomps.git /var/lib/mock/dist-an8.6-build-193003-60809/root/chroot_tmpdir/scmroot/libcomps
Cloning into '/var/lib/mock/dist-an8.6-build-193003-60809/root/chroot_tmpdir/scmroot/libcomps'...
$ git fetch origin f78ae347dddcad93476a1a39eb981a92fa6b60e7:KOJI_FETCH_HEAD
From https://gitee.com/gaohongmei/libcomps
 * [new ref]         f78ae347dddcad93476a1a39eb981a92fa6b60e7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f78ae34 optimise spec file