$ git clone -n https://src.fedoraproject.org/rpms/nfs-ganesha.git /var/lib/mock/f40-build-2068354-49293/root/chroot_tmpdir/scmroot/nfs-ganesha
Cloning into '/var/lib/mock/f40-build-2068354-49293/root/chroot_tmpdir/scmroot/nfs-ganesha'...
$ git fetch origin 1b951140cd35db04825ce1e1203ecd48bc50f2c3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nfs-ganesha
 * [new ref]         1b951140cd35db04825ce1e1203ecd48bc50f2c3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1b95114 use python pep517 installer and build