$ git clone -n https://src.fedoraproject.org/rpms/pappl.git /var/lib/mock/f40-build-1933466-25127/root/chroot_tmpdir/scmroot/pappl
Cloning into '/var/lib/mock/f40-build-1933466-25127/root/chroot_tmpdir/scmroot/pappl'...
$ git fetch origin 4459ad326c44a944bcac848173edc01294c342cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pappl
 * [new ref]         4459ad326c44a944bcac848173edc01294c342cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4459ad3 enlarge array for vendor specific attributtes