$ git clone -n https://src.fedoraproject.org/rpms/plasma-browser-integration.git /var/lib/mock/f40-build-2097857-50437/root/chroot_tmpdir/scmroot/plasma-browser-integration
Cloning into '/var/lib/mock/f40-build-2097857-50437/root/chroot_tmpdir/scmroot/plasma-browser-integration'...
$ git fetch origin 7b1a1ab21d3d5b6db4631ddd4f8cbd11d098a53e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-browser-integration
 * [new ref]         7b1a1ab21d3d5b6db4631ddd4f8cbd11d098a53e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b1a1ab fix: upload missing sources