$ git clone -n https://gitee.com/cobratoxin/popt.git /var/lib/mock/dist-an8.8-build-284435-64745/root/chroot_tmpdir/scmroot/popt
Cloning into '/var/lib/mock/dist-an8.8-build-284435-64745/root/chroot_tmpdir/scmroot/popt'...
$ git fetch origin 30e5b7d98852fcf298392896ebc1a6604a1f4f3a:KOJI_FETCH_HEAD
From https://gitee.com/cobratoxin/popt
 * [new ref]         30e5b7d98852fcf298392896ebc1a6604a1f4f3a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30e5b7d spec: add doc sub package