$ git clone -n https://gitee.com/src-anolis-os/libtasn1.git /var/lib/mock/dist-an23.3-riscv-build-443747-73227/root/chroot_tmpdir/scmroot/libtasn1
Cloning into '/var/lib/mock/dist-an23.3-riscv-build-443747-73227/root/chroot_tmpdir/scmroot/libtasn1'...
$ git fetch origin c25ec28ca03d3dfbd15e7aa2dae0a80f4a805283:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/libtasn1
 * [new ref]         c25ec28ca03d3dfbd15e7aa2dae0a80f4a805283 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c25ec28 optimise spec