$ git clone -n https://gitee.com/qu_zhi_yuan/swllvm.git /var/lib/mock/dist-an23-build-447332-73363/root/chroot_tmpdir/scmroot/swllvm
Cloning into '/var/lib/mock/dist-an23-build-447332-73363/root/chroot_tmpdir/scmroot/swllvm'...
$ git fetch origin ae6909d0de059bd304315725609c2169666d9b60:KOJI_FETCH_HEAD
From https://gitee.com/qu_zhi_yuan/swllvm
 * [new ref]         ae6909d0de059bd304315725609c2169666d9b60 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae6909d first commit