$ git clone -n https://gitee.com/idolsama/libssh2.git /var/lib/mock/dist-an23-build-337531-69712/root/chroot_tmpdir/scmroot/libssh2
Cloning into '/var/lib/mock/dist-an23-build-337531-69712/root/chroot_tmpdir/scmroot/libssh2'...
$ git fetch origin 0642cce68133ace00fad3e24f498f35b05f66747:KOJI_FETCH_HEAD
From https://gitee.com/idolsama/libssh2
 * [new ref]         0642cce68133ace00fad3e24f498f35b05f66747 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0642cce Add riscv64 support