$ git clone -n https://gitee.com/qu_zhi_yuan/swclang18.git /var/lib/mock/dist-an23-build-461768-73780/root/chroot_tmpdir/scmroot/swclang18
Cloning into '/var/lib/mock/dist-an23-build-461768-73780/root/chroot_tmpdir/scmroot/swclang18'...
$ git fetch origin 91ebc8d786fed913e4a438dfc532d667d60c2051:KOJI_FETCH_HEAD
From https://gitee.com/qu_zhi_yuan/swclang18
 * [new ref]         91ebc8d786fed913e4a438dfc532d667d60c2051 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 91ebc8d add Sw64