$ git clone -n https://gitee.com/mgb01105731/efibootmgr.git /var/lib/mock/dist-an23-build-151109-57926/root/chroot_tmpdir/scmroot/efibootmgr
Cloning into '/var/lib/mock/dist-an23-build-151109-57926/root/chroot_tmpdir/scmroot/efibootmgr'...
$ git reset --hard origin/a23
HEAD is now at 0b7d4ac optimise spec file & add doc package