$ git clone -n https://gitee.com/winterddd/libtasn1.git /var/lib/mock/dist-an23-build-479527-74220/root/chroot_tmpdir/scmroot/libtasn1
Cloning into '/var/lib/mock/dist-an23-build-479527-74220/root/chroot_tmpdir/scmroot/libtasn1'...
$ git fetch origin 5c71a349fdce07b0eebe389ccc9bbf0de2732f43:KOJI_FETCH_HEAD
From https://gitee.com/winterddd/libtasn1
 * [new ref]         5c71a349fdce07b0eebe389ccc9bbf0de2732f43 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5c71a34 riscv64: skip unsupport check