$ git clone -n https://gitee.com/cobratoxin/v4l-utils.git /var/lib/mock/dist-an8.7-build-262346-63788/root/chroot_tmpdir/scmroot/v4l-utils Cloning into '/var/lib/mock/dist-an8.7-build-262346-63788/root/chroot_tmpdir/scmroot/v4l-utils'... $ git reset --hard 4eeb05215915c26a19a09ee59a6e736b297dd8c1 HEAD is now at 4eeb052 use extern in header files when declaring global variables