$ git clone -n https://src.fedoraproject.org/rpms/evolution-data-server.git /var/lib/mock/f40-build-800382-142998/root/chroot_tmpdir/scmroot/evolution-data-server
Cloning into '/var/lib/mock/f40-build-800382-142998/root/chroot_tmpdir/scmroot/evolution-data-server'...
$ git fetch origin ca62037d4dab669d3b448e63f6d4972df77968f5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/evolution-data-server
 * [new ref]         ca62037d4dab669d3b448e63f6d4972df77968f5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ca62037 Update to 3.52.0