$ git clone -n https://gitee.com/fundawang/libxcrypt.git /var/lib/mock/dist-an23-build-286948-64835/root/chroot_tmpdir/scmroot/libxcrypt
Cloning into '/var/lib/mock/dist-an23-build-286948-64835/root/chroot_tmpdir/scmroot/libxcrypt'...
$ git fetch origin b71b31a2ad4ee3973591639ed55e64124d0467f7:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/libxcrypt
 * [new ref]         b71b31a2ad4ee3973591639ed55e64124d0467f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b71b31a 4.4.36