$ git clone -n https://gitee.com/cobratoxin/libgudev.git /var/lib/mock/dist-an8.7-build-271799-64139/root/chroot_tmpdir/scmroot/libgudev
Cloning into '/var/lib/mock/dist-an8.7-build-271799-64139/root/chroot_tmpdir/scmroot/libgudev'...
$ git fetch origin 48e6546c3f3113254e091b535671154ab6ddecc2:KOJI_FETCH_HEAD
From https://gitee.com/cobratoxin/libgudev
 * [new ref]         48e6546c3f3113254e091b535671154ab6ddecc2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48e6546 spec: add doc sub package