$ git clone -n https://src.fedoraproject.org/rpms/recoll.git /var/lib/mock/f40-build-2352350-60193/root/chroot_tmpdir/scmroot/recoll
Cloning into '/var/lib/mock/f40-build-2352350-60193/root/chroot_tmpdir/scmroot/recoll'...
$ git fetch origin 9779eebb34ae5fefeb53f8e8838d02ce7c095c3e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/recoll
 * [new ref]         9779eebb34ae5fefeb53f8e8838d02ce7c095c3e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9779eeb Fix libxml2 issue